mlx4_ib: fix memory leak if QP creation failed

Signed-off-by: Dotan Barak <dotanb@dev.mellanox.co.il>
Reviewed-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
(Ported from Mellanox OFED 2.4)

Signed-off-by: Mukesh Kacker <mukesh.kacker@oracle.com>

diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index a9428284e1b5290338844e53d23d7ac46128379b..dc5bab3b94fc8ec954a598e8eefc756cb1c7f634 100644 (file)
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1173,8 +1173,10 @@ struct ib_qp *mlx4_ib_create_qp(struct ib_pd *pd,
        {
                err = create_qp_common(to_mdev(pd->device), pd, init_attr,
                                       udata, 0, &qp, gfp);
-               if (err)
+               if (err) {
+                       kfree(qp);
                        return ERR_PTR(err);
+               }
 
                qp->ibqp.qp_num = qp->mqp.qpn;
                qp->xrcdn = xrcdn;