mac802154: fixed potential skb leak with mac802154_parse_frame_start

This patch fix a memory leak if received frame was not able to parse.

Signed-off-by: Martin Townsend <martin.townsend@xsilon.com>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

diff --git a/net/mac802154/wpan.c b/net/mac802154/wpan.c
index 3c3069fd69718277fc719e82d7bf2c51bb9747db..4c133239ad39c34dbc15c855e8d830277eb2c7e7 100644 (file)
--- a/net/mac802154/wpan.c
+++ b/net/mac802154/wpan.c
@@ -573,6 +573,7 @@ void mac802154_wpans_rx(struct mac802154_priv *priv, struct sk_buff *skb)
        ret = mac802154_parse_frame_start(skb, &hdr);
        if (ret) {
                pr_debug("got invalid frame\n");
+               kfree_skb(skb);
                return;
        }