aboutsummaryrefslogtreecommitdiff
path: root/drivers/infiniband/hw
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/infiniband/hw')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_ud.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/infiniband/hw/ipath/ipath_ud.c
index eeff19800db..3b6d00b9b8b 100644
--- a/drivers/infiniband/hw/ipath/ipath_ud.c
+++ b/drivers/infiniband/hw/ipath/ipath_ud.c
@@ -275,6 +275,11 @@ int ipath_post_ud_send(struct ipath_qp *qp, struct ib_send_wr *wr)
len += wr->sg_list[i].length;
ss.num_sge++;
}
+ /* Check for invalid packet size. */
+ if (len > ipath_layer_get_ibmtu(dev->dd)) {
+ ret = -EINVAL;
+ goto bail;
+ }
extra_bytes = (4 - len) & 3;
nwords = (len + extra_bytes) >> 2;