cxgb4: fix memory leak of qe on error exit path

A memory leak of qe occurs when t4_sched_queue_unbind fails,
so fix this by free'ing qe on the error exit path.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/chelsio/cxgb4/sched.c b/drivers/net/ethernet/chelsio/cxgb4/sched.c
index 539de764bbd30af3d2e148e9220228e710d6d3f5..cbd68a8fe2e48b54bd5a9296eac7e8cca32063e4 100644 (file)
--- a/drivers/net/ethernet/chelsio/cxgb4/sched.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/sched.c
@@ -210,8 +210,10 @@ static int t4_sched_queue_bind(struct port_info *pi, struct ch_sched_queue *p)
 
        /* Unbind queue from any existing class */
        err = t4_sched_queue_unbind(pi, p);
-       if (err)
+       if (err) {
+               t4_free_mem(qe);
                goto out;
+       }
 
        /* Bind queue to specified class */
        memset(qe, 0, sizeof(*qe));