From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752989AbcKYIij (ORCPT ); Fri, 25 Nov 2016 03:38:39 -0500 Received: from mx2.suse.de ([195.135.220.15]:45213 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752240AbcKYIcv (ORCPT ); Fri, 25 Nov 2016 03:32:51 -0500 X-Amavis-Alert: BAD HEADER SECTION, Duplicate header field: "References" From: Jiri Slaby To: stable@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Eric Dumazet , Arnaldo Carvalho de Melo , "David S . Miller" , Jiri Slaby Subject: [PATCH 3.12 105/127] ipv6: dccp: add missing bind_conflict to dccp_ipv6_mapped Date: Fri, 25 Nov 2016 09:30:18 +0100 Message-Id: X-Mailer: git-send-email 2.10.2 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Eric Dumazet 3.12-stable review patch. If anyone has any objections, please let me know. =============== [ Upstream commit 990ff4d84408fc55942ca6644f67e361737b3d8e ] While fuzzing kernel with syzkaller, Andrey reported a nasty crash in inet6_bind() caused by DCCP lacking a required method. Fixes: ab1e0a13d7029 ("[SOCK] proto: Add hashinfo member to struct proto") Signed-off-by: Eric Dumazet Reported-by: Andrey Konovalov Tested-by: Andrey Konovalov Cc: Arnaldo Carvalho de Melo Acked-by: Arnaldo Carvalho de Melo Signed-off-by: David S. Miller Signed-off-by: Jiri Slaby --- net/dccp/ipv6.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index e9ce581b9502..736fdedf9c85 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -1023,6 +1023,7 @@ static const struct inet_connection_sock_af_ops dccp_ipv6_mapped = { .getsockopt = ipv6_getsockopt, .addr2sockaddr = inet6_csk_addr2sockaddr, .sockaddr_len = sizeof(struct sockaddr_in6), + .bind_conflict = inet6_csk_bind_conflict, #ifdef CONFIG_COMPAT .compat_setsockopt = compat_ipv6_setsockopt, .compat_getsockopt = compat_ipv6_getsockopt, -- 2.10.2