1 files changed, 15 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c
index 13d2290261d9..e464321a7aa7 100644
--- a/drivers/infiniband/hw/mthca/mthca_srq.c
+++ b/drivers/infiniband/hw/mthca/mthca_srq.c
@@ -438,6 +438,14 @@ int mthca_tavor_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr,
 
                 wqe       = get_wqe(srq, ind);
                 next_ind  = *wqe_to_link(wqe);
+
+                if (next_ind < 0) {
+                        mthca_err(dev, "SRQ %06x full\n", srq->srqn);
+                        err = -ENOMEM;
+                        *bad_wr = wr;
+                        break;
+                }
+
                 prev_wqe  = srq->last;
                 srq->last = wqe;
 
@@ -529,6 +537,13 @@ int mthca_arbel_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr,
                 wqe       = get_wqe(srq, ind);
                 next_ind  = *wqe_to_link(wqe);
 
+                if (next_ind < 0) {
+                        mthca_err(dev, "SRQ %06x full\n", srq->srqn);
+                        err = -ENOMEM;
+                        *bad_wr = wr;
+                        break;
+                }
+
                 ((struct mthca_next_seg *) wqe)->nda_op =
                         cpu_to_be32((next_ind << srq->wqe_shift) | 1);
                 ((struct mthca_next_seg *) wqe)->ee_nds = 0;