net/ipv4: Check for mistakenly passed in non-IPv4 address
Check against mistakenly passing in IPv6 addresses (which would result in an INADDR_ANY bind) or similar incompatible sockaddrs. Signed-off-by: Marcus Meissner <meissner@suse.de> Cc: Reinhard Max <max@suse.de> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -465,6 +465,9 @@ int inet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
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if (addr_len < sizeof(struct sockaddr_in))
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goto out;
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if (addr->sin_family != AF_INET)
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goto out;
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chk_addr_ret = inet_addr_type(sock_net(sk), addr->sin_addr.s_addr);
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/* Not specified by any standard per-se, however it breaks too
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