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Commit 9596cc82 authored by Denis V. Lunev's avatar Denis V. Lunev Committed by YOSHIFUJI Hideaki
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[IPV6]: Do not change protocol for UDPv6 sockets with pending sent data. 



Signed-off-by: default avatarDenis V. Lunev <den@openvz.org>
Signed-off-by: default avatarYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
parent 36d926b9

net/ipv6/ipv6_sockglue.c

+8 −3
Original line number Original line Diff line number Diff line
@@ -164,9 +164,14 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname, 
			if (sk->sk_type == SOCK_RAW)

			if (sk->sk_type == SOCK_RAW)

				break;

				break;





			if (sk->sk_protocol != IPPROTO_UDP &&

			if (sk->sk_protocol == IPPROTO_UDP ||

			    sk->sk_protocol != IPPROTO_UDPLITE &&

			    sk->sk_protocol == IPPROTO_UDPLITE) {

			    sk->sk_protocol != IPPROTO_TCP)

				struct udp_sock *up = udp_sk(sk);

				if (up->pending == AF_INET6) {

					retv = -EBUSY;

					break;

				}

			} else if (sk->sk_protocol != IPPROTO_TCP)

				break;

				break;





			if (sk->sk_state != TCP_ESTABLISHED) {

			if (sk->sk_state != TCP_ESTABLISHED) {