From d13274794ad28d90ac81643d3d1d18338d948764 Mon Sep 17 00:00:00 2001
From: Nicolas Schichan <nschichan@freebox.fr>
Date: Fri, 15 Mar 2013 18:02:00 +0100
Subject: [PATCH] seccomp: allow BPF_XOR based ALU instructions.

Allow BPF_XOR based ALU instructions.

Signed-off-by: Nicolas Schichan <nschichan@freebox.fr>
Acked-by: Kees Cook <keescook@chromium.org>
Acked-by: Will Drewry <wad@chromium.org>
Signed-off-by: James Morris <james.l.morris@oracle.com>
---
 kernel/seccomp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/seccomp.c b/kernel/seccomp.c
index 5af44b5..b7a1004 100644
--- a/kernel/seccomp.c
+++ b/kernel/seccomp.c
@@ -160,6 +160,8 @@ static int seccomp_check_filter(struct sock_filter *filter, unsigned int flen)
 		case BPF_S_ALU_AND_X:
 		case BPF_S_ALU_OR_K:
 		case BPF_S_ALU_OR_X:
+		case BPF_S_ALU_XOR_K:
+		case BPF_S_ALU_XOR_X:
 		case BPF_S_ALU_LSH_K:
 		case BPF_S_ALU_LSH_X:
 		case BPF_S_ALU_RSH_K:
-- 
2.7.4