mac80211: fix memory leak in ieee80211_send_probe_req

This patch fixes memory leak in ieee80211_send_probe_req, which
is introduced in 7c12ce8b854df346388ea56d684784e3484012cf:

	mac80211: use Probe Request template when sending a direct scan

The patch is against the latest wireless-test tree.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Reviewed-by: Kalle Valo <kalle.valo@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index e278f97c8305..ca170b417da6 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1028,6 +1028,7 @@ void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
 
         IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
         ieee80211_tx_skb(sdata, skb);
+        kfree(buf);
 }
 
 u32 ieee80211_sta_get_rates(struct ieee80211_local *local,