[patch 19/44] posix-cpu-timer: Remove pointless return value check

Thomas Gleixner
2019-08-19T15:48:02Z

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>
---
kernel/time/posix-cpu-timers.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

--- a/kernel/time/posix-cpu-timers.c
+++ b/kernel/time/posix-cpu-timers.c
@@ -1204,14 +1204,13 @@ void set_process_cpu_timer(struct task_s
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