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RDMA/cxgb4: Clean up connection on ARP error

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Based on origninal work by Steve Wise <swise@opengridcomputing.com>

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Hariprasad S 2014-06-23 19:12:36 +05:30 committed by Roland Dreier
parent 233b430103
commit 5dab6d3ab1
1 changed files with 10 additions and 1 deletions
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11
drivers/infiniband/hw/cxgb4/cm.c
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@ -432,8 +432,17 @@ static void arp_failure_discard(void *handle, struct sk_buff *skb)
*/
static void act_open_req_arp_failure(void *handle, struct sk_buff *skb)
{
struct c4iw_ep *ep = handle;
printk(KERN_ERR MOD "ARP failure duing connect\n");
kfree_skb(skb);
connect_reply_upcall(ep, -EHOSTUNREACH);
state_set(&ep->com, DEAD);
remove_handle(ep->com.dev, &ep->com.dev->atid_idr, ep->atid);
cxgb4_free_atid(ep->com.dev->rdev.lldi.tids, ep->atid);
dst_release(ep->dst);
cxgb4_l2t_release(ep->l2t);
c4iw_put_ep(&ep->com);
}
/*
@ -658,7 +667,7 @@ static int send_connect(struct c4iw_ep *ep)
opt2 |= T5_OPT_2_VALID;
opt2 |= V_CONG_CNTRL(CONG_ALG_TAHOE);
}
t4_set_arp_err_handler(skb, NULL, act_open_req_arp_failure);
t4_set_arp_err_handler(skb, ep, act_open_req_arp_failure);
if (is_t4(ep->com.dev->rdev.lldi.adapter_type)) {
if (ep->com.remote_addr.ss_family == AF_INET) {