[PATCH v2 6/6] secomp: Constify mode1 syscall whitelist

From: Matt Redfearn
Date: Tue Mar 29 2016 - 04:36:05 EST


These values are constant and should be marked as such.

Signed-off-by: Matt Redfearn <matt.redfearn@xxxxxxxxxx>
---

Changes in v2: None

kernel/seccomp.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/seccomp.c b/kernel/seccomp.c
index b0082c14764f..9243d686d11a 100644
--- a/kernel/seccomp.c
+++ b/kernel/seccomp.c
@@ -513,14 +513,14 @@ static void seccomp_send_sigsys(int syscall, int reason)
* To be fully secure this must be combined with rlimit
* to limit the stack allocations too.
*/
-static int mode1_syscalls[] = {
+static const int mode1_syscalls[] = {
__NR_seccomp_read, __NR_seccomp_write, __NR_seccomp_exit, __NR_seccomp_sigreturn,
0, /* null terminated */
};

static void __secure_computing_strict(int this_syscall)
{
- int *syscall_whitelist = mode1_syscalls;
+ const int *syscall_whitelist = mode1_syscalls;
#ifdef CONFIG_COMPAT
if (is_compat_task())
syscall_whitelist = get_compat_mode1_syscalls();
--
2.5.0