From: Frank Zago <[email protected]>

On error set bad_wr in nes_post_send().  Stop processing ib_wr
queue when an error is detected.

Signed-off-by: Frank Zago <[email protected]>
Signed-off-by: Chien Tung <[email protected]>
---
 drivers/infiniband/hw/nes/nes_verbs.c |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/nes/nes_verbs.c 
b/drivers/infiniband/hw/nes/nes_verbs.c
index a680c42..25b52d2 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -3386,8 +3386,10 @@ static int nes_post_send(struct ib_qp *ibqp, struct 
ib_send_wr *ib_wr,
        wqe_count = 0;
        total_payload_length = 0;
 
-       if (nesqp->ibqp_state > IB_QPS_RTS)
-               return -EINVAL;
+       if (nesqp->ibqp_state > IB_QPS_RTS) {
+               err = -EINVAL;
+               goto out;
+       }
 
        spin_lock_irqsave(&nesqp->lock, flags);
 
@@ -3498,6 +3500,9 @@ static int nes_post_send(struct ib_qp *ibqp, struct 
ib_send_wr *ib_wr,
                                        break;
                        }
 
+               if (err)
+                       break;
+
                if (ib_wr->send_flags & IB_SEND_SIGNALED) {
                        wqe_misc |= NES_IWARP_SQ_WQE_SIGNALED_COMPL;
                }
@@ -3522,6 +3527,7 @@ static int nes_post_send(struct ib_qp *ibqp, struct 
ib_send_wr *ib_wr,
 
        spin_unlock_irqrestore(&nesqp->lock, flags);
 
+out:
        if (err)
                *bad_wr = ib_wr;
        return err;
-- 
1.6.4.2

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