diff options
Diffstat (limited to 'kernel/time/posix-timers.c')
| -rw-r--r-- | kernel/time/posix-timers.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/kernel/time/posix-timers.c b/kernel/time/posix-timers.c index b380e25d4947..66ed49efc02f 100644 --- a/kernel/time/posix-timers.c +++ b/kernel/time/posix-timers.c @@ -233,11 +233,12 @@ __initcall(init_posix_timers); * The siginfo si_overrun field and the return value of timer_getoverrun(2) * are of type int. Clamp the overrun value to INT_MAX */ -static inline int timer_overrun_to_int(struct k_itimer *timr, int baseval) +static inline int timer_overrun_to_int(struct k_itimer *timr) { - s64 sum = timr->it_overrun_last + (s64)baseval; + if (timr->it_overrun_last > (s64)INT_MAX) + return INT_MAX; - return sum > (s64)INT_MAX ? INT_MAX : (int)sum; + return (int)timr->it_overrun_last; } static void common_hrtimer_rearm(struct k_itimer *timr) @@ -280,7 +281,7 @@ bool posixtimer_deliver_signal(struct kernel_siginfo *info) timr->it_overrun = -1LL; ++timr->it_signal_seq; - info->si_overrun = timer_overrun_to_int(timr, info->si_overrun); + info->si_overrun = timer_overrun_to_int(timr); } ret = true; @@ -774,7 +775,7 @@ SYSCALL_DEFINE1(timer_getoverrun, timer_t, timer_id) if (!timr) return -EINVAL; - overrun = timer_overrun_to_int(timr, 0); + overrun = timer_overrun_to_int(timr); unlock_timer(timr, flags); return overrun; |