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Commit 52a82e23 authored by Ursula Braun's avatar Ursula Braun Committed by David S. Miller
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af_iucv: Validate socket address length in iucv_sock_bind()

parent ed0dfffd
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+3 −0
Original line number Diff line number Diff line
@@ -708,6 +708,9 @@ static int iucv_sock_bind(struct socket *sock, struct sockaddr *addr,
	if (!addr || addr->sa_family != AF_IUCV)
		return -EINVAL;

	if (addr_len < sizeof(struct sockaddr_iucv))
		return -EINVAL;

	lock_sock(sk);
	if (sk->sk_state != IUCV_OPEN) {
		err = -EBADFD;