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author | Varun Prakash <varun@chelsio.com> | 2016-09-13 15:53:56 (GMT) |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2016-09-16 00:49:19 (GMT) |
commit | 85e42b044e8dda0acb60c645d089f4a19e0136d3 (patch) | |
tree | 53a00ead818733e187b4e67c3c0a66d58c6a40a1 /drivers/target/iscsi/cxgbit/cxgbit_cm.c | |
parent | 2679d040412df847d390a3a8f0f224a7c91f7fae (diff) | |
download | linux-85e42b044e8dda0acb60c645d089f4a19e0136d3.tar.xz |
libcxgb,iw_cxgb4,cxgbit: add cxgb_get_4tuple()
Add cxgb_get_4tuple() in libcxgb_cm.c to remove
it's duplicate definitions from cxgb4/cm.c and
cxgbit/cxgbit_cm.c.
Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/target/iscsi/cxgbit/cxgbit_cm.c')
-rw-r--r-- | drivers/target/iscsi/cxgbit/cxgbit_cm.c | 41 |
1 files changed, 3 insertions, 38 deletions
diff --git a/drivers/target/iscsi/cxgbit/cxgbit_cm.c b/drivers/target/iscsi/cxgbit/cxgbit_cm.c index 0ae0b13..8bb5a25 100644 --- a/drivers/target/iscsi/cxgbit/cxgbit_cm.c +++ b/drivers/target/iscsi/cxgbit/cxgbit_cm.c @@ -24,6 +24,7 @@ #include <net/ip6_route.h> #include <net/addrconf.h> +#include <libcxgb_cm.h> #include "cxgbit.h" #include "clip_tbl.h" @@ -789,42 +790,6 @@ void _cxgbit_free_csk(struct kref *kref) kfree(csk); } -static void -cxgbit_get_tuple_info(struct cpl_pass_accept_req *req, int *iptype, - __u8 *local_ip, __u8 *peer_ip, __be16 *local_port, - __be16 *peer_port) -{ - u32 eth_len = ETH_HDR_LEN_G(be32_to_cpu(req->hdr_len)); - u32 ip_len = IP_HDR_LEN_G(be32_to_cpu(req->hdr_len)); - struct iphdr *ip = (struct iphdr *)((u8 *)(req + 1) + eth_len); - struct ipv6hdr *ip6 = (struct ipv6hdr *)((u8 *)(req + 1) + eth_len); - struct tcphdr *tcp = (struct tcphdr *) - ((u8 *)(req + 1) + eth_len + ip_len); - - if (ip->version == 4) { - pr_debug("%s saddr 0x%x daddr 0x%x sport %u dport %u\n", - __func__, - ntohl(ip->saddr), ntohl(ip->daddr), - ntohs(tcp->source), - ntohs(tcp->dest)); - *iptype = 4; - memcpy(peer_ip, &ip->saddr, 4); - memcpy(local_ip, &ip->daddr, 4); - } else { - pr_debug("%s saddr %pI6 daddr %pI6 sport %u dport %u\n", - __func__, - ip6->saddr.s6_addr, ip6->daddr.s6_addr, - ntohs(tcp->source), - ntohs(tcp->dest)); - *iptype = 6; - memcpy(peer_ip, ip6->saddr.s6_addr, 16); - memcpy(local_ip, ip6->daddr.s6_addr, 16); - } - - *peer_port = tcp->source; - *local_port = tcp->dest; -} - static int cxgbit_our_interface(struct cxgbit_device *cdev, struct net_device *egress_dev) { @@ -1340,8 +1305,8 @@ cxgbit_pass_accept_req(struct cxgbit_device *cdev, struct sk_buff *skb) goto rel_skb; } - cxgbit_get_tuple_info(req, &iptype, local_ip, peer_ip, - &local_port, &peer_port); + cxgb_get_4tuple(req, cdev->lldi.adapter_type, &iptype, local_ip, + peer_ip, &local_port, &peer_port); /* Find output route */ if (iptype == 4) { |