mlx4: fix kfree on error path in new_steering_entry()

mkozlowski · davem330 · commit a14b289d4614 · 2011-04-03T22:04:01.000-07:00
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 &lt;mk@lab.zgora.pl&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git 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 @@ static int new_steering_entry(struct mlx4_dev *dev, u8 vep_num, u8 port,
 out_alloc:
 	if (dqp) {
 		list_del(&dqp->list);
-		kfree(&dqp);
+		kfree(dqp);
 	}
 	list_del(&new_entry->list);
 	kfree(new_entry);
