From 781b0203423c228b100aaaf169c77b2b556f8a49 Mon Sep 17 00:00:00 2001 From: Markus Elfring Date: Sat, 4 Jul 2015 09:06:32 +0200 Subject: [PATCH] sched, sysctl: Delete an unnecessary check before unregister_sysctl_table() The unregister_sysctl_table() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring Signed-off-by: Peter Zijlstra (Intel) Cc: Linus Torvalds Cc: Mike Galbraith Cc: Peter Zijlstra Cc: Thomas Gleixner Link: http://lkml.kernel.org/r/5597877E.3060503@users.sourceforge.net Signed-off-by: Ingo Molnar --- kernel/sched/core.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 78b4bad10..48be7dc 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -5311,8 +5311,7 @@ static void register_sched_domain_sysctl(void) /* may be called multiple times per register */ static void unregister_sched_domain_sysctl(void) { - if (sd_sysctl_header) - unregister_sysctl_table(sd_sysctl_header); + unregister_sysctl_table(sd_sysctl_header); sd_sysctl_header = NULL; if (sd_ctl_dir[0].child) sd_free_ctl_entry(&sd_ctl_dir[0].child); -- 2.7.4