From: Nicolas Schichan <nschichan@freebox.fr>
Date: Fri, 15 Mar 2013 17:02:00 +0000 (+0100)
Subject: seccomp: allow BPF_XOR based ALU instructions.
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d13274794ad28d90ac81643d3d1d18338d948764;p=linux-beck.git

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>
---

diff --git a/kernel/seccomp.c b/kernel/seccomp.c
index 5af44b593770..b7a10048a32c 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: