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authorSteve Wise <swise@opengridcomputing.com>2013-08-06 21:04:37 +0530
committerRoland Dreier <roland@purestorage.com>2013-08-13 11:55:47 -0700
commitb38a0ad8ec1129bc2fdadc3baed45ff70d5726e2 (patch)
tree425fd70c7a88ad26a6d41bf9abfc734e9ea487e2 /drivers/infiniband/hw/cxgb4/cm.c
parentRDMA/cxgb4: Fix accounting for unsignaled SQ WRs to deal with wrap (diff)
downloadlinux-dev-b38a0ad8ec1129bc2fdadc3baed45ff70d5726e2.tar.xz
linux-dev-b38a0ad8ec1129bc2fdadc3baed45ff70d5726e2.zip
RDMA/cxgb4: Set arp error handler for PASS_ACCEPT_RPL messages
accept_cr() failed to set the arp error handler on a reused skb. This results in a kernel crash if the arp does indeed time out. Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Vipul Pandya <vipul@chelsio.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/cxgb4/cm.c')
-rw-r--r--drivers/infiniband/hw/cxgb4/cm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 8865a3332a62..12fef76c791c 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -332,6 +332,7 @@ static struct sk_buff *get_skb(struct sk_buff *skb, int len, gfp_t gfp)
} else {
skb = alloc_skb(len, gfp);
}
+ t4_set_arp_err_handler(skb, NULL, NULL);
return skb;
}
@@ -2025,6 +2026,7 @@ static void accept_cr(struct c4iw_ep *ep, struct sk_buff *skb,
rpl->opt0 = cpu_to_be64(opt0);
rpl->opt2 = cpu_to_be32(opt2);
set_wr_txq(skb, CPL_PRIORITY_SETUP, ep->ctrlq_idx);
+ t4_set_arp_err_handler(skb, NULL, arp_failure_discard);
c4iw_l2t_send(&ep->com.dev->rdev, skb, ep->l2t);
return;