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>
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 8865a33..12fef76 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -332,6 +332,7 @@
} else {
skb = alloc_skb(len, gfp);
}
+ t4_set_arp_err_handler(skb, NULL, NULL);
return skb;
}
@@ -2025,6 +2026,7 @@
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;