net: fix uninit-value in caif_seqpkt_sendmsg

[linux-2.6-microblaze.git] / net / caif / caif_socket.c

diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c
index 647554c..e12fd3c 100644 (file)
--- a/net/caif/caif_socket.c
+++ b/net/caif/caif_socket.c
@@ -539,7 +539,8 @@ static int caif_seqpkt_sendmsg(struct socket *sock, struct msghdr *msg,
                goto err;
 
        ret = -EINVAL;
-       if (unlikely(msg->msg_iter.iov->iov_base == NULL))
+       if (unlikely(msg->msg_iter.nr_segs == 0) ||
+           unlikely(msg->msg_iter.iov->iov_base == NULL))
                goto err;
        noblock = msg->msg_flags & MSG_DONTWAIT;