NFC: Fix a potential memory leak

In nfc_llcp_tx_work() the sk_buff is not freed when the llcp_sock
is null and the PDU is an I one.

Signed-off-by: Thierry Escande <thierry.escande@linux.intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/net/nfc/llcp_core.c b/net/nfc/llcp_core.c
index 1c4c048..44730f0 100644 (file)
--- a/net/nfc/llcp_core.c
+++ b/net/nfc/llcp_core.c
@@ -719,6 +719,7 @@ static void nfc_llcp_tx_work(struct work_struct *work)
                llcp_sock = nfc_llcp_sock(sk);
 
                if (llcp_sock == NULL && nfc_llcp_ptype(skb) == LLCP_PDU_I) {
+                       kfree_skb(skb);
                        nfc_llcp_send_symm(local->dev);
                } else {
                        struct sk_buff *copy_skb = NULL;