[openib-general] [PATCH 06/10] IB/mthca: Fix posting work requests to shared receive queues

[Roland Dreier]

The error handling paths in mthca_tavor_post_srq_recv() and
mthca_arbel_post_srq_recv() are quite bogus, the result of a
screwed up merge.  Fix them so they work as intended.

Pointed out by Michael S. Tsirkin <mst at mellanox.co.il>

Signed-off-by: Roland Dreier <rolandd at cisco.com>

---

 drivers/infiniband/hw/mthca/mthca_srq.c |   10 ++++------
 1 files changed, 4 insertions(+), 6 deletions(-)

b95e7b96cd976a5974fa2ae8f3a1af510cb8d4c9
diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c
--- a/drivers/infiniband/hw/mthca/mthca_srq.c
+++ b/drivers/infiniband/hw/mthca/mthca_srq.c
@@ -409,7 +409,7 @@ int mthca_tavor_post_srq_recv(struct ib_
 			mthca_err(dev, "SRQ %06x full\n", srq->srqn);
 			err = -ENOMEM;
 			*bad_wr = wr;
-			return nreq;
+			break;
 		}
 
 		wqe       = get_wqe(srq, ind);
@@ -427,7 +427,7 @@ int mthca_tavor_post_srq_recv(struct ib_
 			err = -EINVAL;
 			*bad_wr = wr;
 			srq->last = prev_wqe;
-			return nreq;
+			break;
 		}
 
 		for (i = 0; i < wr->num_sge; ++i) {
@@ -456,8 +456,6 @@ int mthca_tavor_post_srq_recv(struct ib_
 		srq->first_free = next_ind;
 	}
 
-	return nreq;
-
 	if (likely(nreq)) {
 		__be32 doorbell[2];
 
@@ -501,7 +499,7 @@ int mthca_arbel_post_srq_recv(struct ib_
 			mthca_err(dev, "SRQ %06x full\n", srq->srqn);
 			err = -ENOMEM;
 			*bad_wr = wr;
-			return nreq;
+			break;
 		}
 
 		wqe       = get_wqe(srq, ind);
@@ -517,7 +515,7 @@ int mthca_arbel_post_srq_recv(struct ib_
 		if (unlikely(wr->num_sge > srq->max_gs)) {
 			err = -EINVAL;
 			*bad_wr = wr;
-			return nreq;
+			break;
 		}
 
 		for (i = 0; i < wr->num_sge; ++i) {