From 43d53c29dd8548404256c05573ff557c927d214b Mon Sep 17 00:00:00 2001 From: Szymon Janc Date: Sat, 30 Nov 2013 16:14:57 +0100 Subject: [PATCH] NFC: llcp: Fix possible memory leak while sending I frames If sending was not completed due to low memory condition msg_data was not free before returning from function. Signed-off-by: Szymon Janc Signed-off-by: Samuel Ortiz --- net/nfc/llcp_commands.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/net/nfc/llcp_commands.c b/net/nfc/llcp_commands.c index 693cd1aad582..80057a818737 100644 --- a/net/nfc/llcp_commands.c +++ b/net/nfc/llcp_commands.c @@ -684,8 +684,10 @@ int nfc_llcp_send_i_frame(struct nfc_llcp_sock *sock, pdu = llcp_allocate_pdu(sock, LLCP_PDU_I, frag_len + LLCP_SEQUENCE_SIZE); - if (pdu == NULL) + if (pdu == NULL) { + kfree(msg_data); return -ENOMEM; + } skb_put(pdu, LLCP_SEQUENCE_SIZE); -- 2.20.1