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RDMA/iw_cxgb4: Add arp failure handlers to send_mpa_reply/reject()

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These handlers when called print error message to the kernel log,
but the actual handling is done by _c4iw_free_ep() and process_timeout().

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Hariprasad S 2016-05-06 22:18:10 +05:30 committed by Doug Ledford
parent 093108cb36
commit 64bec74a9b
1 changed files with 7 additions and 0 deletions
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7
drivers/infiniband/hw/cxgb4/cm.c
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@ -515,6 +515,11 @@ static void arp_failure_discard(void *handle, struct sk_buff *skb)
kfree_skb(skb);
}
static void mpa_start_arp_failure(void *handle, struct sk_buff *skb)
{
pr_err("ARP failure during MPA Negotiation - Closing Connection\n");
}
enum {
NUM_FAKE_CPLS = 2,
FAKE_CPL_PUT_EP_SAFE = NUM_CPL_CMDS + 0,
@ -1118,6 +1123,7 @@ static int send_mpa_reject(struct c4iw_ep *ep, const void *pdata, u8 plen)
*/
skb_get(skb);
set_wr_txq(skb, CPL_PRIORITY_DATA, ep->txq_idx);
t4_set_arp_err_handler(skb, NULL, mpa_start_arp_failure);
BUG_ON(ep->mpa_skb);
ep->mpa_skb = skb;
ep->snd_seq += mpalen;
@ -1202,6 +1208,7 @@ static int send_mpa_reply(struct c4iw_ep *ep, const void *pdata, u8 plen)
* Function fw4_ack() will deref it.
*/
skb_get(skb);
t4_set_arp_err_handler(skb, NULL, mpa_start_arp_failure);
ep->mpa_skb = skb;
__state_set(&ep->com, MPA_REP_SENT);
ep->snd_seq += mpalen;