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| author | Thomas Gleixner <tglx@linutronix.de> | 2019-08-21 22:08:59 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2019-08-28 12:50:30 +0300 |
| commit | 5405d0051f7ca820d1781d87baf4d730ff58f208 (patch) | |
| tree | 19d69707cefe1cb6f63550458d9fdb7b58372408 /kernel/time | |
| parent | da020ce406b2a9b714b82de9123a4c5a4848647b (diff) | |
| download | linux-5405d0051f7ca820d1781d87baf4d730ff58f208.tar.xz | |
posix-cpu-timers: Remove pointless return value check
set_process_cpu_timer() checks already whether the clock id is valid. No
point in checking the return value of the sample function. That allows to
simplify the sample function later.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Link: https://lkml.kernel.org/r/20190821192920.339725769@linutronix.de
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/posix-cpu-timers.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index aff7e3b64d84..5944b7494be7 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -1190,14 +1190,13 @@ void set_process_cpu_timer(struct task_struct *tsk, unsigned int clock_idx, u64 *newval, u64 *oldval) { u64 now; - int ret; if (WARN_ON_ONCE(clock_idx >= CPUCLOCK_SCHED)) return; - ret = cpu_clock_sample_group(clock_idx, tsk, &now, true); + cpu_clock_sample_group(clock_idx, tsk, &now, true); - if (oldval && ret != -EINVAL) { + if (oldval) { /* * We are setting itimer. The *oldval is absolute and we update * it to be relative, *newval argument is relative and we update |