mlx4: fix kfree on error path in new_steering_entry()

On error path kfree() should get pointer to memory allocated by
kmalloc() not the address of variable holding it (which is on stack).

Signed-off-by: Mariusz Kozlowski <mk@lab.zgora.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/net/mlx4/mcg.c b/drivers/net/mlx4/mcg.c
index 37150b2f6425..c6d336aed2d9 100644
--- a/drivers/net/mlx4/mcg.c
+++ b/drivers/net/mlx4/mcg.c
@@ -111,7 +111,7 @@ static int new_steering_entry(struct mlx4_dev *dev, u8 vep_num, u8 port,
         u32 members_count;
         struct mlx4_steer_index *new_entry;
         struct mlx4_promisc_qp *pqp;
-        struct mlx4_promisc_qp *dqp;
+        struct mlx4_promisc_qp *dqp = NULL;
         u32 prot;
         int err;
         u8 pf_num;
@@ -184,7 +184,7 @@ out_mailbox:
 out_alloc:
         if (dqp) {
                 list_del(&dqp->list);
-                kfree(&dqp);
+                kfree(dqp);
         }
         list_del(&new_entry->list);
         kfree(new_entry);