diff options
Diffstat (limited to 'net/ieee80211/ieee80211_rx.c')
-rw-r--r-- | net/ieee80211/ieee80211_rx.c | 116 |
1 files changed, 42 insertions, 74 deletions
diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c index 69dbc34..3dd58b5 100644 --- a/net/ieee80211/ieee80211_rx.c +++ b/net/ieee80211/ieee80211_rx.c @@ -32,6 +32,7 @@ #include <asm/uaccess.h> #include <linux/ctype.h> +#include <net/lib80211.h> #include <net/ieee80211.h> static void ieee80211_monitor_rx(struct ieee80211_device *ieee, @@ -39,7 +40,7 @@ static void ieee80211_monitor_rx(struct ieee80211_device *ieee, struct ieee80211_rx_stats *rx_stats) { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; - u16 fc = le16_to_cpu(hdr->frame_ctl); + u16 fc = le16_to_cpu(hdr->frame_control); skb->dev = ieee->dev; skb_reset_mac_header(skb); @@ -282,12 +283,8 @@ ieee80211_rx_frame_decrypt(struct ieee80211_device *ieee, struct sk_buff *skb, res = crypt->ops->decrypt_mpdu(skb, hdrlen, crypt->priv); atomic_dec(&crypt->refcnt); if (res < 0) { - IEEE80211_DEBUG_DROP("decryption failed (SA=" MAC_FMT - ") res=%d\n", - hdr->addr2[0], hdr->addr2[1], - hdr->addr2[2], hdr->addr2[3], - hdr->addr2[4], hdr->addr2[5], - res); + IEEE80211_DEBUG_DROP("decryption failed (SA=%pM) res=%d\n", + hdr->addr2, res); if (res == -2) IEEE80211_DEBUG_DROP("Decryption failed ICV " "mismatch (key %d)\n", @@ -319,11 +316,7 @@ ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device *ieee, atomic_dec(&crypt->refcnt); if (res < 0) { printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed" - " (SA=" MAC_FMT " keyidx=%d)\n", - ieee->dev->name, - hdr->addr2[0], hdr->addr2[1], - hdr->addr2[2], hdr->addr2[3], - hdr->addr2[4], hdr->addr2[5], + " (SA=%pM keyidx=%d)\n", ieee->dev->name, hdr->addr2, keyidx); return -1; } @@ -358,7 +351,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, struct ieee80211_crypt_data *crypt = NULL; int keyidx = 0; int can_be_decrypted = 0; - DECLARE_MAC_BUF(mac); hdr = (struct ieee80211_hdr_4addr *)skb->data; stats = &ieee->stats; @@ -468,10 +460,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, * frames silently instead of filling system log with * these reports. */ IEEE80211_DEBUG_DROP("Decryption failed (not set)" - " (SA=" MAC_FMT ")\n", - hdr->addr2[0], hdr->addr2[1], - hdr->addr2[2], hdr->addr2[3], - hdr->addr2[4], hdr->addr2[5]); + " (SA=%pM)\n", hdr->addr2); ieee->ieee_stats.rx_discards_undecryptable++; goto rx_dropped; } @@ -482,10 +471,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, fc & IEEE80211_FCTL_PROTECTED && ieee->host_decrypt && (keyidx = hostap_rx_frame_decrypt(ieee, skb, crypt)) < 0) { printk(KERN_DEBUG "%s: failed to decrypt mgmt::auth " - "from " MAC_FMT "\n", dev->name, - hdr->addr2[0], hdr->addr2[1], - hdr->addr2[2], hdr->addr2[3], - hdr->addr2[4], hdr->addr2[5]); + "from %pM\n", dev->name, hdr->addr2); /* TODO: could inform hostapd about this so that it * could send auth failure report */ goto rx_dropped; @@ -547,8 +533,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, } #endif - dev->last_rx = jiffies; - #ifdef NOT_YET if ((ieee->iw_mode == IW_MODE_MASTER || ieee->iw_mode == IW_MODE_REPEAT) && !from_assoc_ap) { @@ -663,11 +647,8 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, * configured */ } else { IEEE80211_DEBUG_DROP("encryption configured, but RX " - "frame not encrypted (SA=" - MAC_FMT ")\n", - hdr->addr2[0], hdr->addr2[1], - hdr->addr2[2], hdr->addr2[3], - hdr->addr2[4], hdr->addr2[5]); + "frame not encrypted (SA=%pM)\n", + hdr->addr2); goto rx_dropped; } } @@ -675,11 +656,8 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !ieee->open_wep && !ieee80211_is_eapol_frame(ieee, skb)) { IEEE80211_DEBUG_DROP("dropped unencrypted RX data " - "frame from " MAC_FMT - " (drop_unencrypted=1)\n", - hdr->addr2[0], hdr->addr2[1], - hdr->addr2[2], hdr->addr2[3], - hdr->addr2[4], hdr->addr2[5]); + "frame from %pM (drop_unencrypted=1)\n", + hdr->addr2); goto rx_dropped; } @@ -1144,6 +1122,7 @@ static int ieee80211_parse_info_param(struct ieee80211_info_element *info_element, u16 length, struct ieee80211_network *network) { + DECLARE_SSID_BUF(ssid); u8 i; #ifdef CONFIG_IEEE80211_DEBUG char rates_str[64]; @@ -1166,12 +1145,6 @@ static int ieee80211_parse_info_param(struct ieee80211_info_element switch (info_element->id) { case MFIE_TYPE_SSID: - if (ieee80211_is_empty_essid(info_element->data, - info_element->len)) { - network->flags |= NETWORK_EMPTY_ESSID; - break; - } - network->ssid_len = min(info_element->len, (u8) IW_ESSID_MAX_SIZE); memcpy(network->ssid, info_element->data, @@ -1181,7 +1154,9 @@ static int ieee80211_parse_info_param(struct ieee80211_info_element IW_ESSID_MAX_SIZE - network->ssid_len); IEEE80211_DEBUG_MGMT("MFIE_TYPE_SSID: '%s' len=%d.\n", - network->ssid, network->ssid_len); + print_ssid(ssid, network->ssid, + network->ssid_len), + network->ssid_len); break; case MFIE_TYPE_RATES: @@ -1411,9 +1386,6 @@ static int ieee80211_handle_assoc_resp(struct ieee80211_device *ieee, struct iee network->mode |= IEEE_B; } - if (ieee80211_is_empty_essid(network->ssid, network->ssid_len)) - network->flags |= NETWORK_EMPTY_ESSID; - memcpy(&network->stats, stats, sizeof(network->stats)); if (ieee->handle_assoc_response != NULL) @@ -1429,7 +1401,7 @@ static int ieee80211_network_init(struct ieee80211_device *ieee, struct ieee8021 struct ieee80211_network *network, struct ieee80211_rx_stats *stats) { - DECLARE_MAC_BUF(mac); + DECLARE_SSID_BUF(ssid); network->qos_data.active = 0; network->qos_data.supported = 0; @@ -1477,17 +1449,14 @@ static int ieee80211_network_init(struct ieee80211_device *ieee, struct ieee8021 } if (network->mode == 0) { - IEEE80211_DEBUG_SCAN("Filtered out '%s (%s)' " + IEEE80211_DEBUG_SCAN("Filtered out '%s (%pM)' " "network.\n", - escape_essid(network->ssid, - network->ssid_len), - print_mac(mac, network->bssid)); + print_ssid(ssid, network->ssid, + network->ssid_len), + network->bssid); return 1; } - if (ieee80211_is_empty_essid(network->ssid, network->ssid_len)) - network->flags |= NETWORK_EMPTY_ESSID; - memcpy(&network->stats, stats, sizeof(network->stats)); return 0; @@ -1510,7 +1479,6 @@ static void update_network(struct ieee80211_network *dst, { int qos_active; u8 old_param; - DECLARE_MAC_BUF(mac); ieee80211_network_reset(dst); dst->ibss_dfs = src->ibss_dfs; @@ -1524,8 +1492,8 @@ static void update_network(struct ieee80211_network *dst, memcpy(&dst->stats, &src->stats, sizeof(struct ieee80211_rx_stats)); else - IEEE80211_DEBUG_SCAN("Network %s info received " - "off channel (%d vs. %d)\n", print_mac(mac, src->bssid), + IEEE80211_DEBUG_SCAN("Network %pM info received " + "off channel (%d vs. %d)\n", src->bssid, dst->channel, src->stats.received_channel); dst->capability = src->capability; @@ -1597,12 +1565,12 @@ static void ieee80211_process_probe_response(struct ieee80211_device struct ieee80211_info_element *info_element = beacon->info_element; #endif unsigned long flags; - DECLARE_MAC_BUF(mac); + DECLARE_SSID_BUF(ssid); - IEEE80211_DEBUG_SCAN("'%s' (%s" + IEEE80211_DEBUG_SCAN("'%s' (%pM" "): %c%c%c%c %c%c%c%c-%c%c%c%c %c%c%c%c\n", - escape_essid(info_element->data, info_element->len), - print_mac(mac, beacon->header.addr3), + print_ssid(ssid, info_element->data, info_element->len), + beacon->header.addr3, (beacon->capability & cpu_to_le16(1 << 0xf)) ? '1' : '0', (beacon->capability & cpu_to_le16(1 << 0xe)) ? '1' : '0', (beacon->capability & cpu_to_le16(1 << 0xd)) ? '1' : '0', @@ -1621,10 +1589,10 @@ static void ieee80211_process_probe_response(struct ieee80211_device (beacon->capability & cpu_to_le16(1 << 0x0)) ? '1' : '0'); if (ieee80211_network_init(ieee, beacon, &network, stats)) { - IEEE80211_DEBUG_SCAN("Dropped '%s' (%s) via %s.\n", - escape_essid(info_element->data, - info_element->len), - print_mac(mac, beacon->header.addr3), + IEEE80211_DEBUG_SCAN("Dropped '%s' (%pM) via %s.\n", + print_ssid(ssid, info_element->data, + info_element->len), + beacon->header.addr3, is_beacon(beacon->header.frame_ctl) ? "BEACON" : "PROBE RESPONSE"); return; @@ -1658,11 +1626,11 @@ static void ieee80211_process_probe_response(struct ieee80211_device /* If there are no more slots, expire the oldest */ list_del(&oldest->list); target = oldest; - IEEE80211_DEBUG_SCAN("Expired '%s' (%s) from " + IEEE80211_DEBUG_SCAN("Expired '%s' (%pM) from " "network list.\n", - escape_essid(target->ssid, - target->ssid_len), - print_mac(mac, target->bssid)); + print_ssid(ssid, target->ssid, + target->ssid_len), + target->bssid); ieee80211_network_reset(target); } else { /* Otherwise just pull from the free list */ @@ -1672,10 +1640,10 @@ static void ieee80211_process_probe_response(struct ieee80211_device } #ifdef CONFIG_IEEE80211_DEBUG - IEEE80211_DEBUG_SCAN("Adding '%s' (%s) via %s.\n", - escape_essid(network.ssid, - network.ssid_len), - print_mac(mac, network.bssid), + IEEE80211_DEBUG_SCAN("Adding '%s' (%pM) via %s.\n", + print_ssid(ssid, network.ssid, + network.ssid_len), + network.bssid, is_beacon(beacon->header.frame_ctl) ? "BEACON" : "PROBE RESPONSE"); #endif @@ -1683,10 +1651,10 @@ static void ieee80211_process_probe_response(struct ieee80211_device network.ibss_dfs = NULL; list_add_tail(&target->list, &ieee->network_list); } else { - IEEE80211_DEBUG_SCAN("Updating '%s' (%s) via %s.\n", - escape_essid(target->ssid, - target->ssid_len), - print_mac(mac, target->bssid), + IEEE80211_DEBUG_SCAN("Updating '%s' (%pM) via %s.\n", + print_ssid(ssid, target->ssid, + target->ssid_len), + target->bssid, is_beacon(beacon->header.frame_ctl) ? "BEACON" : "PROBE RESPONSE"); update_network(target, &network); |