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authorFrank Zago <fzago@systemfabricworks.com>2009-12-09 13:51:36 -0800
committerRoland Dreier <rolandd@cisco.com>2009-12-09 13:51:36 -0800
commite5dec39474fac3458ad6a649eab8cabfc977ae87 (patch)
tree6997588067380f186f51f509e5e919e047f7d263 /drivers/infiniband
parent9420269428b3dc80c98e52beac60a3976fbef7d2 (diff)
downloadlinux-e5dec39474fac3458ad6a649eab8cabfc977ae87.tar.bz2
RDMA/nes: In nes_post_send() always set bad_wr on error
On error, set bad_wr in nes_post_send(). Stop processing ib_wr queue when an error is detected. Signed-off-by: Frank Zago <fzago@systemfabricworks.com> Signed-off-by: Chien Tung <chien.tin.tung@intel.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/nes/nes_verbs.c10
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 a680c42d6e8c..25b52d2478a8 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;