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| author |   Markus Elfring <elfring@users.sourceforge.net> | 2015-07-04 09:06:32 +0200 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2015-08-03 12:21:21 +0200 |
| commit | 781b0203423c228b100aaaf169c77b2b556f8a49 (patch) | |
| tree | 5d86775da425f5ab11e1bc677840d73dfe125b90 /kernel/sched | |
| parent | sched/deadline: Remove a redundant condition from task_woken_dl() (diff) | |
| download | linux-dev-781b0203423c228b100aaaf169c77b2b556f8a49.tar.xz linux-dev-781b0203423c228b100aaaf169c77b2b556f8a49.zip | |
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 <elfring@users.sourceforge.net>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/5597877E.3060503@users.sourceforge.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched')
| -rw-r--r-- | kernel/sched/core.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 78b4bad10081..48be7dc3d497 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); |