Commit 5a079c30 authored Jun 06, 2011 by Marcus Meissner Committed by David S. Miller Jun 06, 2011

net/ipv6: check for mistakenly passed in non-AF_INET6 sockaddrs



Same check as for IPv4, also do for IPv6.

(If you passed in a IPv4 sockaddr_in here, the sizeof check
 in the line before would have triggered already though.)

Signed-off-by: Marcus Meissner <meissner@suse.de>
Cc: Reinhard Max <max@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 2b22b1b1

net/ipv6/af_inet6.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -272,6 +272,10 @@ int inet6_bind(struct socket sock, struct sockaddr uaddr, int addr_len)

		if (addr_len < SIN6_LEN_RFC2133)
		return -EINVAL;

		if (addr->sin6_family != AF_INET6)
		return -EINVAL;

		addr_type = ipv6_addr_type(&addr->sin6_addr);
		if ((addr_type & IPV6_ADDR_MULTICAST) && sock->type == SOCK_STREAM)
		return -EINVAL;