cnic: set error flag when iSCSI connection fails

to speed up error recovery due to SPQ failures.  The error flag will
expedite the recovery process by skipping the timeouts.

Signed-off-by: Jeffrey Huang <huangjw@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/ethernet/broadcom/cnic.c b/drivers/net/ethernet/broadcom/cnic.c
index 7381460142e6..e2365609a0be 100644
--- a/drivers/net/ethernet/broadcom/cnic.c
+++ b/drivers/net/ethernet/broadcom/cnic.c
@@ -3927,6 +3927,8 @@ static void cnic_cm_process_kcqe(struct cnic_dev *dev, struct kcqe *kcqe)
         case L4_KCQE_OPCODE_VALUE_CONNECT_COMPLETE:
                 if (l4kcqe->status == 0)
                         set_bit(SK_F_OFFLD_COMPLETE, &csk->flags);
+                else if (l4kcqe->status == L4_KCQE_COMPLETION_STATUS_NIC_ERROR)
+                        set_bit(SK_F_HW_ERR, &csk->flags);
 
                 smp_mb__before_clear_bit();
                 clear_bit(SK_F_OFFLD_SCHED, &csk->flags);