diff options
Diffstat (limited to 'net/batman-adv')
-rw-r--r-- | net/batman-adv/bat_iv_ogm.c | 23 | ||||
-rw-r--r-- | net/batman-adv/bitarray.c | 16 | ||||
-rw-r--r-- | net/batman-adv/bitarray.h | 15 | ||||
-rw-r--r-- | net/batman-adv/bridge_loop_avoidance.c | 175 | ||||
-rw-r--r-- | net/batman-adv/bridge_loop_avoidance.h | 43 | ||||
-rw-r--r-- | net/batman-adv/debugfs.c | 2 | ||||
-rw-r--r-- | net/batman-adv/distributed-arp-table.c | 6 | ||||
-rw-r--r-- | net/batman-adv/hard-interface.c | 15 | ||||
-rw-r--r-- | net/batman-adv/hash.h | 6 | ||||
-rw-r--r-- | net/batman-adv/main.h | 2 | ||||
-rw-r--r-- | net/batman-adv/network-coding.c | 12 | ||||
-rw-r--r-- | net/batman-adv/originator.c | 4 | ||||
-rw-r--r-- | net/batman-adv/originator.h | 2 | ||||
-rw-r--r-- | net/batman-adv/routing.c | 37 | ||||
-rw-r--r-- | net/batman-adv/routing.h | 6 | ||||
-rw-r--r-- | net/batman-adv/soft-interface.c | 6 | ||||
-rw-r--r-- | net/batman-adv/soft-interface.h | 3 | ||||
-rw-r--r-- | net/batman-adv/translation-table.c | 31 |
18 files changed, 205 insertions, 199 deletions
diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c index eb3435d..7f98a9d 100644 --- a/net/batman-adv/bat_iv_ogm.c +++ b/net/batman-adv/bat_iv_ogm.c @@ -1168,13 +1168,13 @@ out: * @if_incoming: interface where the packet was received * @if_outgoing: interface for which the retransmission should be considered * - * Return: 1 if the link can be considered bidirectional, 0 otherwise + * Return: true if the link can be considered bidirectional, false otherwise */ -static int batadv_iv_ogm_calc_tq(struct batadv_orig_node *orig_node, - struct batadv_orig_node *orig_neigh_node, - struct batadv_ogm_packet *batadv_ogm_packet, - struct batadv_hard_iface *if_incoming, - struct batadv_hard_iface *if_outgoing) +static bool batadv_iv_ogm_calc_tq(struct batadv_orig_node *orig_node, + struct batadv_orig_node *orig_neigh_node, + struct batadv_ogm_packet *batadv_ogm_packet, + struct batadv_hard_iface *if_incoming, + struct batadv_hard_iface *if_outgoing) { struct batadv_priv *bat_priv = netdev_priv(if_incoming->soft_iface); struct batadv_neigh_node *neigh_node = NULL, *tmp_neigh_node; @@ -1182,9 +1182,10 @@ static int batadv_iv_ogm_calc_tq(struct batadv_orig_node *orig_node, u8 total_count; u8 orig_eq_count, neigh_rq_count, neigh_rq_inv, tq_own; unsigned int neigh_rq_inv_cube, neigh_rq_max_cube; - int tq_asym_penalty, inv_asym_penalty, if_num, ret = 0; + int tq_asym_penalty, inv_asym_penalty, if_num; unsigned int combined_tq; int tq_iface_penalty; + bool ret = false; /* find corresponding one hop neighbor */ rcu_read_lock(); @@ -1296,7 +1297,7 @@ static int batadv_iv_ogm_calc_tq(struct batadv_orig_node *orig_node, * consider it bidirectional */ if (batadv_ogm_packet->tq >= BATADV_TQ_TOTAL_BIDRECT_LIMIT) - ret = 1; + ret = true; out: if (neigh_node) @@ -1325,9 +1326,9 @@ batadv_iv_ogm_update_seqnos(const struct ethhdr *ethhdr, struct batadv_orig_ifinfo *orig_ifinfo = NULL; struct batadv_neigh_node *neigh_node; struct batadv_neigh_ifinfo *neigh_ifinfo; - int is_dup; + bool is_dup; s32 seq_diff; - int need_update = 0; + bool need_update = false; int set_mark; enum batadv_dup_status ret = BATADV_NO_DUP; u32 seqno = ntohl(batadv_ogm_packet->seqno); @@ -1437,7 +1438,7 @@ batadv_iv_ogm_process_per_outif(const struct sk_buff *skb, int ogm_offset, struct sk_buff *skb_priv; struct ethhdr *ethhdr; u8 *prev_sender; - int is_bidirect; + bool is_bidirect; /* create a private copy of the skb, as some functions change tq value * and/or flags. diff --git a/net/batman-adv/bitarray.c b/net/batman-adv/bitarray.c index b56bb00..a0c7913 100644 --- a/net/batman-adv/bitarray.c +++ b/net/batman-adv/bitarray.c @@ -38,11 +38,11 @@ static void batadv_bitmap_shift_left(unsigned long *seq_bits, s32 n) * the last sequence number * @set_mark: whether this packet should be marked in seq_bits * - * Return: 1 if the window was moved (either new or very old), - * 0 if the window was not moved/shifted. + * Return: true if the window was moved (either new or very old), + * false if the window was not moved/shifted. */ -int batadv_bit_get_packet(void *priv, unsigned long *seq_bits, s32 seq_num_diff, - int set_mark) +bool batadv_bit_get_packet(void *priv, unsigned long *seq_bits, + s32 seq_num_diff, int set_mark) { struct batadv_priv *bat_priv = priv; @@ -52,7 +52,7 @@ int batadv_bit_get_packet(void *priv, unsigned long *seq_bits, s32 seq_num_diff, if (seq_num_diff <= 0 && seq_num_diff > -BATADV_TQ_LOCAL_WINDOW_SIZE) { if (set_mark) batadv_set_bit(seq_bits, -seq_num_diff); - return 0; + return false; } /* sequence number is slightly newer, so we shift the window and @@ -63,7 +63,7 @@ int batadv_bit_get_packet(void *priv, unsigned long *seq_bits, s32 seq_num_diff, if (set_mark) batadv_set_bit(seq_bits, 0); - return 1; + return true; } /* sequence number is much newer, probably missed a lot of packets */ @@ -75,7 +75,7 @@ int batadv_bit_get_packet(void *priv, unsigned long *seq_bits, s32 seq_num_diff, bitmap_zero(seq_bits, BATADV_TQ_LOCAL_WINDOW_SIZE); if (set_mark) batadv_set_bit(seq_bits, 0); - return 1; + return true; } /* received a much older packet. The other host either restarted @@ -94,5 +94,5 @@ int batadv_bit_get_packet(void *priv, unsigned long *seq_bits, s32 seq_num_diff, if (set_mark) batadv_set_bit(seq_bits, 0); - return 1; + return true; } diff --git a/net/batman-adv/bitarray.h b/net/batman-adv/bitarray.h index 3e41bb8..0e6e9d0 100644 --- a/net/batman-adv/bitarray.h +++ b/net/batman-adv/bitarray.h @@ -22,6 +22,7 @@ #include <linux/bitops.h> #include <linux/compiler.h> +#include <linux/stddef.h> #include <linux/types.h> /** @@ -31,17 +32,17 @@ * @last_seqno: latest sequence number in seq_bits * @curr_seqno: sequence number to test for * - * Return: 1 if the corresponding bit in the given seq_bits indicates true - * and curr_seqno is within range of last_seqno. Otherwise returns 0. + * Return: true if the corresponding bit in the given seq_bits indicates true + * and curr_seqno is within range of last_seqno. Otherwise returns false. */ -static inline int batadv_test_bit(const unsigned long *seq_bits, - u32 last_seqno, u32 curr_seqno) +static inline bool batadv_test_bit(const unsigned long *seq_bits, + u32 last_seqno, u32 curr_seqno) { s32 diff; diff = last_seqno - curr_seqno; if (diff < 0 || diff >= BATADV_TQ_LOCAL_WINDOW_SIZE) - return 0; + return false; return test_bit(diff, seq_bits) != 0; } @@ -55,7 +56,7 @@ static inline void batadv_set_bit(unsigned long *seq_bits, s32 n) set_bit(n, seq_bits); /* turn the position on */ } -int batadv_bit_get_packet(void *priv, unsigned long *seq_bits, s32 seq_num_diff, - int set_mark); +bool batadv_bit_get_packet(void *priv, unsigned long *seq_bits, + s32 seq_num_diff, int set_mark); #endif /* _NET_BATMAN_ADV_BITARRAY_H_ */ diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c index 5064ae5..748a9ea 100644 --- a/net/batman-adv/bridge_loop_avoidance.c +++ b/net/batman-adv/bridge_loop_avoidance.c @@ -101,10 +101,10 @@ static inline u32 batadv_choose_backbone_gw(const void *data, u32 size) * @node: list node of the first entry to compare * @data2: pointer to the second backbone gateway * - * Return: 1 if the backbones have the same data, 0 otherwise + * Return: true if the backbones have the same data, false otherwise */ -static int batadv_compare_backbone_gw(const struct hlist_node *node, - const void *data2) +static bool batadv_compare_backbone_gw(const struct hlist_node *node, + const void *data2) { const void *data1 = container_of(node, struct batadv_bla_backbone_gw, hash_entry); @@ -112,12 +112,12 @@ static int batadv_compare_backbone_gw(const struct hlist_node *node, const struct batadv_bla_backbone_gw *gw2 = data2; if (!batadv_compare_eth(gw1->orig, gw2->orig)) - return 0; + return false; if (gw1->vid != gw2->vid) - return 0; + return false; - return 1; + return true; } /** @@ -125,10 +125,10 @@ static int batadv_compare_backbone_gw(const struct hlist_node *node, * @node: list node of the first entry to compare * @data2: pointer to the second claims * - * Return: 1 if the claim have the same data, 0 otherwise + * Return: true if the claim have the same data, 0 otherwise */ -static int batadv_compare_claim(const struct hlist_node *node, - const void *data2) +static bool batadv_compare_claim(const struct hlist_node *node, + const void *data2) { const void *data1 = container_of(node, struct batadv_bla_claim, hash_entry); @@ -136,12 +136,12 @@ static int batadv_compare_claim(const struct hlist_node *node, const struct batadv_bla_claim *cl2 = data2; if (!batadv_compare_eth(cl1->addr, cl2->addr)) - return 0; + return false; if (cl1->vid != cl2->vid) - return 0; + return false; - return 1; + return true; } /** @@ -775,22 +775,22 @@ static void batadv_bla_del_claim(struct batadv_priv *bat_priv, * @backbone_addr: originator address of the sender (Ethernet source MAC) * @vid: the VLAN ID of the frame * - * Return: 1 if handled + * Return: true if handled */ -static int batadv_handle_announce(struct batadv_priv *bat_priv, u8 *an_addr, - u8 *backbone_addr, unsigned short vid) +static bool batadv_handle_announce(struct batadv_priv *bat_priv, u8 *an_addr, + u8 *backbone_addr, unsigned short vid) { struct batadv_bla_backbone_gw *backbone_gw; u16 backbone_crc, crc; if (memcmp(an_addr, batadv_announce_mac, 4) != 0) - return 0; + return false; backbone_gw = batadv_bla_get_backbone_gw(bat_priv, backbone_addr, vid, false); if (unlikely(!backbone_gw)) - return 1; + return true; /* handle as ANNOUNCE frame */ backbone_gw->lasttime = jiffies; @@ -823,7 +823,7 @@ static int batadv_handle_announce(struct batadv_priv *bat_priv, u8 *an_addr, } batadv_backbone_gw_put(backbone_gw); - return 1; + return true; } /** @@ -834,29 +834,29 @@ static int batadv_handle_announce(struct batadv_priv *bat_priv, u8 *an_addr, * @ethhdr: ethernet header of a packet * @vid: the VLAN ID of the frame * - * Return: 1 if handled + * Return: true if handled */ -static int batadv_handle_request(struct batadv_priv *bat_priv, - struct batadv_hard_iface *primary_if, - u8 *backbone_addr, struct ethhdr *ethhdr, - unsigned short vid) +static bool batadv_handle_request(struct batadv_priv *bat_priv, + struct batadv_hard_iface *primary_if, + u8 *backbone_addr, struct ethhdr *ethhdr, + unsigned short vid) { /* check for REQUEST frame */ if (!batadv_compare_eth(backbone_addr, ethhdr->h_dest)) - return 0; + return false; /* sanity check, this should not happen on a normal switch, * we ignore it in this case. */ if (!batadv_compare_eth(ethhdr->h_dest, primary_if->net_dev->dev_addr)) - return 1; + return true; batadv_dbg(BATADV_DBG_BLA, bat_priv, "handle_request(): REQUEST vid %d (sent by %pM)...\n", BATADV_PRINT_VID(vid), ethhdr->h_source); batadv_bla_answer_request(bat_priv, primary_if, vid); - return 1; + return true; } /** @@ -867,12 +867,12 @@ static int batadv_handle_request(struct batadv_priv *bat_priv, * @claim_addr: Client to be unclaimed (ARP sender HW MAC) * @vid: the VLAN ID of the frame * - * Return: 1 if handled + * Return: true if handled */ -static int batadv_handle_unclaim(struct batadv_priv *bat_priv, - struct batadv_hard_iface *primary_if, - u8 *backbone_addr, u8 *claim_addr, - unsigned short vid) +static bool batadv_handle_unclaim(struct batadv_priv *bat_priv, + struct batadv_hard_iface *primary_if, + u8 *backbone_addr, u8 *claim_addr, + unsigned short vid) { struct batadv_bla_backbone_gw *backbone_gw; @@ -885,7 +885,7 @@ static int batadv_handle_unclaim(struct batadv_priv *bat_priv, backbone_gw = batadv_backbone_hash_find(bat_priv, backbone_addr, vid); if (!backbone_gw) - return 1; + return true; /* this must be an UNCLAIM frame */ batadv_dbg(BATADV_DBG_BLA, bat_priv, @@ -894,7 +894,7 @@ static int batadv_handle_unclaim(struct batadv_priv *bat_priv, batadv_bla_del_claim(bat_priv, claim_addr, vid); batadv_backbone_gw_put(backbone_gw); - return 1; + return true; } /** @@ -905,12 +905,12 @@ static int batadv_handle_unclaim(struct batadv_priv *bat_priv, * @claim_addr: client mac address to be claimed (ARP sender HW MAC) * @vid: the VLAN ID of the frame * - * Return: 1 if handled + * Return: true if handled */ -static int batadv_handle_claim(struct batadv_priv *bat_priv, - struct batadv_hard_iface *primary_if, - u8 *backbone_addr, u8 *claim_addr, - unsigned short vid) +static bool batadv_handle_claim(struct batadv_priv *bat_priv, + struct batadv_hard_iface *primary_if, + u8 *backbone_addr, u8 *claim_addr, + unsigned short vid) { struct batadv_bla_backbone_gw *backbone_gw; @@ -920,7 +920,7 @@ static int batadv_handle_claim(struct batadv_priv *bat_priv, false); if (unlikely(!backbone_gw)) - return 1; + return true; /* this must be a CLAIM frame */ batadv_bla_add_claim(bat_priv, claim_addr, vid, backbone_gw); @@ -931,7 +931,7 @@ static int batadv_handle_claim(struct batadv_priv *bat_priv, /* TODO: we could call something like tt_local_del() here. */ batadv_backbone_gw_put(backbone_gw); - return 1; + return true; } /** @@ -1015,12 +1015,12 @@ static int batadv_check_claim_group(struct batadv_priv *bat_priv, * @primary_if: the primary hard interface of this batman soft interface * @skb: the frame to be checked * - * Return: 1 if it was a claim frame, otherwise return 0 to + * Return: true if it was a claim frame, otherwise return false to * tell the callee that it can use the frame on its own. */ -static int batadv_bla_process_claim(struct batadv_priv *bat_priv, - struct batadv_hard_iface *primary_if, - struct sk_buff *skb) +static bool batadv_bla_process_claim(struct batadv_priv *bat_priv, + struct batadv_hard_iface *primary_if, + struct sk_buff *skb) { struct batadv_bla_claim_dst *bla_dst, *bla_dst_own; u8 *hw_src, *hw_dst; @@ -1051,7 +1051,7 @@ static int batadv_bla_process_claim(struct batadv_priv *bat_priv, vhdr = skb_header_pointer(skb, headlen, VLAN_HLEN, &vhdr_buf); if (!vhdr) - return 0; + return false; proto = vhdr->h_vlan_encapsulated_proto; headlen += VLAN_HLEN; @@ -1060,12 +1060,12 @@ static int batadv_bla_process_claim(struct batadv_priv *bat_priv, } if (proto != htons(ETH_P_ARP)) - return 0; /* not a claim frame */ + return false; /* not a claim frame */ /* this must be a ARP frame. check if it is a claim. */ if (unlikely(!pskb_may_pull(skb, headlen + arp_hdr_len(skb->dev)))) - return 0; + return false; /* pskb_may_pull() may have modified the pointers, get ethhdr again */ ethhdr = eth_hdr(skb); @@ -1075,13 +1075,13 @@ static int batadv_bla_process_claim(struct batadv_priv *bat_priv, * IP information */ if (arphdr->ar_hrd != htons(ARPHRD_ETHER)) - return 0; + return false; if (arphdr->ar_pro != htons(ETH_P_IP)) - return 0; + return false; if (arphdr->ar_hln != ETH_ALEN) - return 0; + return false; if (arphdr->ar_pln != 4) - return 0; + return false; hw_src = (u8 *)arphdr + sizeof(struct arphdr); hw_dst = hw_src + ETH_ALEN + 4; @@ -1091,14 +1091,14 @@ static int batadv_bla_process_claim(struct batadv_priv *bat_priv, /* check if it is a claim frame in general */ if (memcmp(bla_dst->magic, bla_dst_own->magic, sizeof(bla_dst->magic)) != 0) - return 0; + return false; /* check if there is a claim frame encapsulated deeper in (QinQ) and * drop that, as this is not supported by BLA but should also not be * sent via the mesh. */ if (vlan_depth > 1) - return 1; + return true; /* Let the loopdetect frames on the mesh in any case. */ if (bla_dst->type == BATADV_CLAIM_TYPE_LOOPDETECT) @@ -1114,7 +1114,7 @@ static int batadv_bla_process_claim(struct batadv_priv *bat_priv, hw_dst); if (ret < 2) - return ret; + return !!ret; /* become a backbone gw ourselves on this vlan if not happened yet */ batadv_bla_update_own_backbone_gw(bat_priv, primary_if, vid); @@ -1124,30 +1124,30 @@ static int batadv_bla_process_claim(struct batadv_priv *bat_priv, case BATADV_CLAIM_TYPE_CLAIM: if (batadv_handle_claim(bat_priv, primary_if, hw_src, ethhdr->h_source, vid)) - return 1; + return true; break; case BATADV_CLAIM_TYPE_UNCLAIM: if (batadv_handle_unclaim(bat_priv, primary_if, ethhdr->h_source, hw_src, vid)) - return 1; + return true; break; case BATADV_CLAIM_TYPE_ANNOUNCE: if (batadv_handle_announce(bat_priv, hw_src, ethhdr->h_source, vid)) - return 1; + return true; break; case BATADV_CLAIM_TYPE_REQUEST: if (batadv_handle_request(bat_priv, primary_if, hw_src, ethhdr, vid)) - return 1; + return true; break; } batadv_dbg(BATADV_DBG_BLA, bat_priv, "bla_process_claim(): ERROR - this looks like a claim frame, but is useless. eth src %pM on vid %d ...(hw_src %pM, hw_dst %pM)\n", ethhdr->h_source, BATADV_PRINT_VID(vid), hw_src, hw_dst); - return 1; + return true; } /** @@ -1529,15 +1529,16 @@ int batadv_bla_init(struct batadv_priv *bat_priv) * sent by another host, drop it. We allow equal packets from * the same host however as this might be intended. * - * Return: 1 if a packet is in the duplicate list, 0 otherwise. + * Return: true if a packet is in the duplicate list, false otherwise. */ -int batadv_bla_check_bcast_duplist(struct batadv_priv *bat_priv, - struct sk_buff *skb) +bool batadv_bla_check_bcast_duplist(struct batadv_priv *bat_priv, + struct sk_buff *skb) { - int i, curr, ret = 0; + int i, curr; __be32 crc; struct batadv_bcast_packet *bcast_packet; struct batadv_bcast_duplist_entry *entry; + bool ret = false; bcast_packet = (struct batadv_bcast_packet *)skb->data; @@ -1565,9 +1566,9 @@ int batadv_bla_check_bcast_duplist(struct batadv_priv *bat_priv, continue; /* this entry seems to match: same crc, not too old, - * and from another gw. therefore return 1 to forbid it. + * and from another gw. therefore return true to forbid it. */ - ret = 1; + ret = true; goto out; } /* not found, add a new entry (overwrite the oldest entry) @@ -1633,21 +1634,21 @@ bool batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, u8 *orig, * @orig_node: the orig_node of the frame * @hdr_size: maximum length of the frame * - * Return: 1 if the orig_node is also a gateway on the soft interface, otherwise - * it returns 0. + * Return: true if the orig_node is also a gateway on the soft interface, + * otherwise it returns false. */ -int batadv_bla_is_backbone_gw(struct sk_buff *skb, - struct batadv_orig_node *orig_node, int hdr_size) +bool batadv_bla_is_backbone_gw(struct sk_buff *skb, + struct batadv_orig_node *orig_node, int hdr_size) { struct batadv_bla_backbone_gw *backbone_gw; unsigned short vid; if (!atomic_read(&orig_node->bat_priv->bridge_loop_avoidance)) - return 0; + return false; /* first, find out the vid. */ if (!pskb_may_pull(skb, hdr_size + ETH_HLEN)) - return 0; + return false; vid = batadv_get_vid(skb, hdr_size); @@ -1655,10 +1656,10 @@ int batadv_bla_is_backbone_gw(struct sk_buff *skb, backbone_gw = batadv_backbone_hash_find(orig_node->bat_priv, orig_node->orig, vid); if (!backbone_gw) - return 0; + return false; batadv_backbone_gw_put(backbone_gw); - return 1; + return true; } /** @@ -1750,16 +1751,16 @@ batadv_bla_loopdetect_check(struct batadv_priv *bat_priv, struct sk_buff *skb, * * in these cases, the skb is further handled by this function * - * Return: 1 if handled, otherwise it returns 0 and the caller shall further - * process the skb. + * Return: true if handled, otherwise it returns false and the caller shall + * further process the skb. */ -int batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb, - unsigned short vid, bool is_bcast) +bool batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb, + unsigned short vid, bool is_bcast) { struct ethhdr *ethhdr; struct batadv_bla_claim search_claim, *claim = NULL; struct batadv_hard_iface *primary_if; - int ret; + bool ret; ethhdr = eth_hdr(skb); @@ -1821,12 +1822,12 @@ int batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb, } allow: batadv_bla_update_own_backbone_gw(bat_priv, primary_if, vid); - ret = 0; + ret = false; goto out; handled: kfree_skb(skb); - ret = 1; + ret = true; out: if (primary_if) @@ -1850,16 +1851,16 @@ out: * * This call might reallocate skb data. * - * Return: 1 if handled, otherwise it returns 0 and the caller shall further - * process the skb. + * Return: true if handled, otherwise it returns false and the caller shall + * further process the skb. */ -int batadv_bla_tx(struct batadv_priv *bat_priv, struct sk_buff *skb, - unsigned short vid) +bool batadv_bla_tx(struct batadv_priv *bat_priv, struct sk_buff *skb, + unsigned short vid) { struct ethhdr *ethhdr; struct batadv_bla_claim search_claim, *claim = NULL; struct batadv_hard_iface *primary_if; - int ret = 0; + bool ret = false; primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) @@ -1913,10 +1914,10 @@ int batadv_bla_tx(struct batadv_priv *bat_priv, struct sk_buff *skb, } allow: batadv_bla_update_own_backbone_gw(bat_priv, primary_if, vid); - ret = 0; + ret = false; goto out; handled: - ret = 1; + ret = true; out: if (primary_if) batadv_hardif_put(primary_if); diff --git a/net/batman-adv/bridge_loop_avoidance.h b/net/batman-adv/bridge_loop_avoidance.h index 579f0fa..0f01dae 100644 --- a/net/batman-adv/bridge_loop_avoidance.h +++ b/net/batman-adv/bridge_loop_avoidance.h @@ -27,19 +27,20 @@ struct seq_file; struct sk_buff; #ifdef CONFIG_BATMAN_ADV_BLA -int batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb, - unsigned short vid, bool is_bcast); -int batadv_bla_tx(struct batadv_priv *bat_priv, struct sk_buff *skb, - unsigned short vid); -int batadv_bla_is_backbone_gw(struct sk_buff *skb, - struct batadv_orig_node *orig_node, int hdr_size); +bool batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb, + unsigned short vid, bool is_bcast); +bool batadv_bla_tx(struct batadv_priv *bat_priv, struct sk_buff *skb, + unsigned short vid); +bool batadv_bla_is_backbone_gw(struct sk_buff *skb, + struct batadv_orig_node *orig_node, + int hdr_size); int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset); int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset); bool batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, u8 *orig, unsigned short vid); -int batadv_bla_check_bcast_duplist(struct batadv_priv *bat_priv, - struct sk_buff *skb); +bool batadv_bla_check_bcast_duplist(struct batadv_priv *bat_priv, + struct sk_buff *skb); void batadv_bla_update_orig_address(struct batadv_priv *bat_priv, struct batadv_hard_iface *primary_if, struct batadv_hard_iface *oldif); @@ -50,24 +51,24 @@ void batadv_bla_free(struct batadv_priv *bat_priv); #define BATADV_BLA_CRC_INIT 0 #else /* ifdef CONFIG_BATMAN_ADV_BLA */ -static inline int batadv_bla_rx(struct batadv_priv *bat_priv, - struct sk_buff *skb, unsigned short vid, - bool is_bcast) +static inline bool batadv_bla_rx(struct batadv_priv *bat_priv, + struct sk_buff *skb, unsigned short vid, + bool is_bcast) { - return 0; + return false; } -static inline int batadv_bla_tx(struct batadv_priv *bat_priv, - struct sk_buff *skb, unsigned short vid) +static inline bool batadv_bla_tx(struct batadv_priv *bat_priv, + struct sk_buff *skb, unsigned short vid) { - return 0; + return false; } -static inline int batadv_bla_is_backbone_gw(struct sk_buff *skb, - struct batadv_orig_node *orig_node, - int hdr_size) +static inline bool batadv_bla_is_backbone_gw(struct sk_buff *skb, + struct batadv_orig_node *orig_node, + int hdr_size) { - return 0; + return false; } static inline int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, @@ -88,11 +89,11 @@ static inline bool batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, return false; } -static inline int +static inline bool batadv_bla_check_bcast_duplist(struct batadv_priv *bat_priv, struct sk_buff *skb) { - return 0; + return false; } static inline void diff --git a/net/batman-adv/debugfs.c b/net/batman-adv/debugfs.c index aa315da..9529004 100644 --- a/net/batman-adv/debugfs.c +++ b/net/batman-adv/debugfs.c @@ -134,7 +134,7 @@ static int batadv_log_release(struct inode *inode, struct file *file) return 0; } -static int batadv_log_empty(struct batadv_priv_debug_log *debug_log) +static bool batadv_log_empty(struct batadv_priv_debug_log *debug_log) { return !(debug_log->log_start - debug_log->log_end); } diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c index 67f44f5..278800a 100644 --- a/net/batman-adv/distributed-arp-table.c +++ b/net/batman-adv/distributed-arp-table.c @@ -165,14 +165,14 @@ static void batadv_dat_purge(struct work_struct *work) * @node: node in the local table * @data2: second object to compare the node to * - * Return: 1 if the two entries are the same, 0 otherwise. + * Return: true if the two entries are the same, false otherwise. */ -static int batadv_compare_dat(const struct hlist_node *node, const void *data2) +static bool batadv_compare_dat(const struct hlist_node *node, const void *data2) { const void *data1 = container_of(node, struct batadv_dat_entry, hash_entry); - return memcmp(data1, data2, sizeof(__be32)) == 0 ? 1 : 0; + return memcmp(data1, data2, sizeof(__be32)) == 0; } /** diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c index 7c1d8d7..8c2f399 100644 --- a/net/batman-adv/hard-interface.c +++ b/net/batman-adv/hard-interface.c @@ -146,22 +146,22 @@ static bool batadv_is_on_batman_iface(const struct net_device *net_dev) return ret; } -static int batadv_is_valid_iface(const struct net_device *net_dev) +static bool batadv_is_valid_iface(const struct net_device *net_dev) { if (net_dev->flags & IFF_LOOPBACK) - return 0; + return false; if (net_dev->type != ARPHRD_ETHER) - return 0; + return false; if (net_dev->addr_len != ETH_ALEN) - return 0; + return false; /* no batman over batman */ if (batadv_is_on_batman_iface(net_dev)) - return 0; + return false; - return 1; + return true; } /** @@ -653,8 +653,7 @@ batadv_hardif_add_interface(struct net_device *net_dev) ASSERT_RTNL(); - ret = batadv_is_valid_iface(net_dev); - if (ret != 1) + if (!batadv_is_valid_iface(net_dev)) goto out; dev_hold(net_dev); diff --git a/net/batman-adv/hash.h b/net/batman-adv/hash.h index 9bb57b8..cbbf870 100644 --- a/net/batman-adv/hash.h +++ b/net/batman-adv/hash.h @@ -32,10 +32,10 @@ struct lock_class_key; /* callback to a compare function. should compare 2 element datas for their * keys * - * Return: 0 if same and not 0 if not same + * Return: true if same and false if not same */ -typedef int (*batadv_hashdata_compare_cb)(const struct hlist_node *, - const void *); +typedef bool (*batadv_hashdata_compare_cb)(const struct hlist_node *, + const void *); /* the hashfunction * diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h index 090c6f0..76925266 100644 --- a/net/batman-adv/main.h +++ b/net/batman-adv/main.h @@ -292,7 +292,7 @@ static inline void _batadv_dbg(int type __always_unused, * * note: can't use ether_addr_equal() as it requires aligned memory * - * Return: 1 if they are the same ethernet addr + * Return: true if they are the same ethernet addr */ static inline bool batadv_compare_eth(const void *data1, const void *data2) { diff --git a/net/batman-adv/network-coding.c b/net/batman-adv/network-coding.c index 953dff1..df5ae9c 100644 --- a/net/batman-adv/network-coding.c +++ b/net/batman-adv/network-coding.c @@ -510,10 +510,10 @@ static u32 batadv_nc_hash_choose(const void *data, u32 size) * @node: node in the local table * @data2: second object to compare the node to * - * Return: 1 if the two entry are the same, 0 otherwise + * Return: true if the two entry are the same, false otherwise */ -static int batadv_nc_hash_compare(const struct hlist_node *node, - const void *data2) +static bool batadv_nc_hash_compare(const struct hlist_node *node, + const void *data2) { const struct batadv_nc_path *nc_path1, *nc_path2; @@ -523,13 +523,13 @@ static int batadv_nc_hash_compare(const struct hlist_node *node, /* Return 1 if the two keys are identical */ if (memcmp(nc_path1->prev_hop, nc_path2->prev_hop, sizeof(nc_path1->prev_hop)) != 0) - return 0; + return false; if (memcmp(nc_path1->next_hop, nc_path2->next_hop, sizeof(nc_path1->next_hop)) != 0) - return 0; + return false; - return 1; + return true; } /** diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c index 04fa139..1ff4ee4 100644 --- a/net/batman-adv/originator.c +++ b/net/batman-adv/originator.c @@ -54,9 +54,9 @@ static void batadv_purge_orig(struct work_struct *work); * @node: node in the local table * @data2: second object to compare the node to * - * Return: 1 if they are the same originator + * Return: true if they are the same originator */ -int batadv_compare_orig(const struct hlist_node *node, const void *data2) +bool batadv_compare_orig(const struct hlist_node *node, const void *data2) { const void *data1 = container_of(node, struct batadv_orig_node, hash_entry); diff --git a/net/batman-adv/originator.h b/net/batman-adv/originator.h index 4e8b67f..64a8951 100644 --- a/net/batman-adv/originator.h +++ b/net/batman-adv/originator.h @@ -33,7 +33,7 @@ struct seq_file; -int batadv_compare_orig(const struct hlist_node *node, const void *data2); +bool batadv_compare_orig(const struct hlist_node *node, const void *data2); int batadv_originator_init(struct batadv_priv *bat_priv); void batadv_originator_free(struct batadv_priv *bat_priv); void batadv_purge_orig_ref(struct batadv_priv *bat_priv); diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c index b494e43..ae850f2 100644 --- a/net/batman-adv/routing.c +++ b/net/batman-adv/routing.c @@ -163,18 +163,18 @@ out: * doesn't change otherwise. * * Return: - * 0 if the packet is to be accepted. - * 1 if the packet is to be ignored. + * false if the packet is to be accepted. + * true if the packet is to be ignored. */ -int batadv_window_protected(struct batadv_priv *bat_priv, s32 seq_num_diff, - s32 seq_old_max_diff, unsigned long *last_reset, - bool *protection_started) +bool batadv_window_protected(struct batadv_priv *bat_priv, s32 seq_num_diff, + s32 seq_old_max_diff, unsigned long *last_reset, + bool *protection_started) { if (seq_num_diff <= -seq_old_max_diff || seq_num_diff >= BATADV_EXPECTED_SEQNO_RANGE) { if (!batadv_has_timed_out(*last_reset, BATADV_RESET_PROTECTION_MS)) - return 1; + return true; *last_reset = jiffies; if (protection_started) @@ -183,7 +183,7 @@ int batadv_window_protected(struct batadv_priv *bat_priv, s32 seq_num_diff, "old packet received, start protection\n"); } - return 0; + return false; } bool batadv_check_management_packet(struct sk_buff *skb, @@ -718,8 +718,9 @@ out: return ret; } -static int batadv_check_unicast_ttvn(struct batadv_priv *bat_priv, - struct sk_buff *skb, int hdr_len) { +static bool batadv_check_unicast_ttvn(struct batadv_priv *bat_priv, + struct sk_buff *skb, int hdr_len) +{ struct batadv_unicast_packet *unicast_packet; struct batadv_hard_iface *primary_if; struct batadv_orig_node *orig_node; @@ -730,11 +731,11 @@ static int batadv_check_unicast_ttvn(struct batadv_priv *bat_priv, /* check if there is enough data before accessing it */ if (!pskb_may_pull(skb, hdr_len + ETH_HLEN)) - return 0; + return false; /* create a copy of the skb (in case of for re-routing) to modify it. */ if (skb_cow(skb, sizeof(*unicast_packet)) < 0) - return 0; + return false; unicast_packet = (struct batadv_unicast_packet *)skb->data; vid = batadv_get_vid(skb, hdr_len); @@ -758,7 +759,7 @@ static int batadv_check_unicast_ttvn(struct batadv_priv *bat_priv, * table. If not, let the packet go untouched anyway because * there is nothing the node can do */ - return 1; + return true; } /* retrieve the TTVN known by this node for the packet destination. This @@ -774,7 +775,7 @@ static int batadv_check_unicast_ttvn(struct batadv_priv *bat_priv, * not be possible to deliver it */ if (!orig_node) - return 0; + return false; curr_ttvn = (u8)atomic_read(&orig_node->last_ttvn); batadv_orig_node_put(orig_node); @@ -785,7 +786,7 @@ static int batadv_check_unicast_ttvn(struct batadv_priv *bat_priv, */ is_old_ttvn = batadv_seq_before(unicast_packet->ttvn, curr_ttvn); if (!is_old_ttvn) - return 1; + return true; old_ttvn = unicast_packet->ttvn; /* the packet was forged based on outdated network information. Its @@ -798,7 +799,7 @@ static int batadv_check_unicast_ttvn(struct batadv_priv *bat_priv, "Rerouting unicast packet to %pM (dst=%pM): TTVN mismatch old_ttvn=%u new_ttvn=%u\n", unicast_packet->dest, ethhdr->h_dest, old_ttvn, curr_ttvn); - return 1; + return true; } /* the packet has not been re-routed: either the destination is @@ -806,14 +807,14 @@ static int batadv_check_unicast_ttvn(struct batadv_priv *bat_priv, * it is possible to drop the packet */ if (!batadv_is_my_client(bat_priv, ethhdr->h_dest, vid)) - return 0; + return false; /* update the header in order to let the packet be delivered to this * node's soft interface */ primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) - return 0; + return false; ether_addr_copy(unicast_packet->dest, primary_if->net_dev->dev_addr); @@ -821,7 +822,7 @@ static int batadv_check_unicast_ttvn(struct batadv_priv *bat_priv, unicast_packet->ttvn = curr_ttvn; - return 1; + return true; } /** diff --git a/net/batman-adv/routing.h b/net/batman-adv/routing.h index 02a5caa..05c3ff4 100644 --- a/net/batman-adv/routing.h +++ b/net/batman-adv/routing.h @@ -51,8 +51,8 @@ struct batadv_neigh_node * batadv_find_router(struct batadv_priv *bat_priv, struct batadv_orig_node *orig_node, struct batadv_hard_iface *recv_if); -int batadv_window_protected(struct batadv_priv *bat_priv, s32 seq_num_diff, - s32 seq_old_max_diff, unsigned long *last_reset, - bool *protection_started); +bool batadv_window_protected(struct batadv_priv *bat_priv, s32 seq_num_diff, + s32 seq_old_max_diff, unsigned long *last_reset, + bool *protection_started); #endif /* _NET_BATMAN_ADV_ROUTING_H_ */ diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 04866c9..3a0fc3c 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -1045,12 +1045,12 @@ static void batadv_softif_destroy_netlink(struct net_device *soft_iface, unregister_netdevice_queue(soft_iface, head); } -int batadv_softif_is_valid(const struct net_device *net_dev) +bool batadv_softif_is_valid(const struct net_device *net_dev) { if (net_dev->netdev_ops->ndo_start_xmit == batadv_interface_tx) - return 1; + return true; - return 0; + return false; } struct rtnl_link_ops batadv_link_ops __read_mostly = { diff --git a/net/batman-adv/soft-interface.h b/net/batman-adv/soft-interface.h index b096634..ec303dd 100644 --- a/net/batman-adv/soft-interface.h +++ b/net/batman-adv/soft-interface.h @@ -20,6 +20,7 @@ #include "main.h" +#include <linux/types.h> #include <net/rtnetlink.h> struct net_device; @@ -32,7 +33,7 @@ void batadv_interface_rx(struct net_device *soft_iface, struct batadv_orig_node *orig_node); struct net_device *batadv_softif_create(struct net *net, const char *name); void batadv_softif_destroy_sysfs(struct net_device *soft_iface); -int batadv_softif_is_valid(const struct net_device *net_dev); +bool batadv_softif_is_valid(const struct net_device *net_dev); extern struct rtnl_link_ops batadv_link_ops; int batadv_softif_create_vlan(struct batadv_priv *bat_priv, unsigned short vid); void batadv_softif_vlan_put(struct batadv_softif_vlan *softif_vlan); diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index 6ea6e9b..feaf492b 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -75,9 +75,9 @@ static void batadv_tt_global_del(struct batadv_priv *bat_priv, * * Compare the MAC address and the VLAN ID of the two TT entries and check if * they are the same TT client. - * Return: 1 if the two TT clients are the same, 0 otherwise + * Return: true if the two TT clients are the same, false otherwise */ -static int batadv_compare_tt(const struct hlist_node *node, const void *data2) +static bool batadv_compare_tt(const struct hlist_node *node, const void *data2) { const void *data1 = container_of(node, struct batadv_tt_common_entry, hash_entry); @@ -2361,19 +2361,19 @@ unlock: * @entry_ptr: to be checked local tt entry * @data_ptr: not used but definition required to satisfy the callback prototype * - * Return: 1 if the entry is a valid, 0 otherwise. + * Return: true if the entry is a valid, false otherwise. */ -static int batadv_tt_local_valid(const void *entry_ptr, const void *data_ptr) +static bool batadv_tt_local_valid(const void *entry_ptr, const void *data_ptr) { const struct batadv_tt_common_entry *tt_common_entry = entry_ptr; if (tt_common_entry->flags & BATADV_TT_CLIENT_NEW) - return 0; - return 1; + return false; + return true; } -static int batadv_tt_global_valid(const void *entry_ptr, - const void *data_ptr) +static bool batadv_tt_global_valid(const void *entry_ptr, + const void *data_ptr) { const struct batadv_tt_common_entry *tt_common_entry = entry_ptr; const struct batadv_tt_global_entry *tt_global_entry; @@ -2381,7 +2381,7 @@ static int batadv_tt_global_valid(const void *entry_ptr, if (tt_common_entry->flags & BATADV_TT_CLIENT_ROAM || tt_common_entry->flags & BATADV_TT_CLIENT_TEMP) - return 0; + return false; tt_global_entry = container_of(tt_common_entry, struct batadv_tt_global_entry, @@ -2403,7 +2403,8 @@ static int batadv_tt_global_valid(const void *entry_ptr, static void batadv_tt_tvlv_generate(struct batadv_priv *bat_priv, struct batadv_hashtable *hash, void *tvlv_buff, u16 tt_len, - int (*valid_cb)(const void *, const void *), + bool (*valid_cb)(const void *, + const void *), void *cb_data) { struct batadv_tt_common_entry *tt_common_entry; @@ -2552,11 +2553,11 @@ static void batadv_tt_global_update_crc(struct batadv_priv *bat_priv, * * Return: true if the TT Request was sent, false otherwise */ -static int batadv_send_tt_request(struct batadv_priv *bat_priv, - struct batadv_orig_node *dst_orig_node, - u8 ttvn, - struct batadv_tvlv_tt_vlan_data *tt_vlan, - u16 num_vlan, bool full_table) +static bool batadv_send_tt_request(struct batadv_priv *bat_priv, + struct batadv_orig_node *dst_orig_node, + u8 ttvn, + struct batadv_tvlv_tt_vlan_data *tt_vlan, + u16 num_vlan, bool full_table) { struct batadv_tvlv_tt_data *tvlv_tt_data = NULL; struct batadv_tt_req_node *tt_req_node = NULL; |