[PATCH] drivers/staging/wlan-ng/p80211conv.c: fixed a potential memory leak

Lynn Lei lynnl.yet at gmail.com
Tue Aug 8 15:05:59 UTC 2017


Fixed a potential memory leak inside skb_ether_to_p80211()
	When the wep_encrypt() fails  the code return 2 directly
	Which causes the p80211_wep->data dangling

Add a kfree statement to reclaim that memory allocated

Signed-off-by: Lynn Lei <lynnl.yet at gmail.com>
---
 drivers/staging/wlan-ng/p80211conv.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/wlan-ng/p80211conv.c b/drivers/staging/wlan-ng/p80211conv.c
index fc8ad33ade9f..c1b6d426bcad 100644
--- a/drivers/staging/wlan-ng/p80211conv.c
+++ b/drivers/staging/wlan-ng/p80211conv.c
@@ -213,6 +213,7 @@ int skb_ether_to_p80211(struct wlandevice *wlandev, u32 ethconv,
 			netdev_warn(wlandev->netdev,
 				    "Host en-WEP failed, dropping frame (%d).\n",
 				    foo);
+			kfree(p80211_wep->data);
 			return 2;
 		}
 		fc |= cpu_to_le16(WLAN_SET_FC_ISWEP(1));
-- 
2.13.3



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