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Commit 6cf5c951 authored by Alan Cox's avatar Alan Cox Committed by David S. Miller
Browse files

netrom: copy_datagram_iovec can fail 



Check for an error from this and if so bail properly.

Signed-off-by: default avatarAlan Cox <alan@linux.intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9fef7685

net/netrom/af_netrom.c

+6 −1
Original line number Diff line number Diff line
@@ -1169,7 +1169,12 @@ static int nr_recvmsg(struct kiocb *iocb, struct socket *sock, 
		msg->msg_flags |= MSG_TRUNC;

	}



	skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);

	er = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);

	if (er < 0) {

		skb_free_datagram(sk, skb);

		release_sock(sk);

		return er;

	}



	if (sax != NULL) {

		sax->sax25_family = AF_NETROM;