From ee500f274914653a7d3dfca7d0140a3d21658e32 Mon Sep 17 00:00:00 2001 From: Oleg Nesterov Date: Mon, 28 Nov 2005 13:43:55 -0800 Subject: [PATCH] [PATCH] fix 32bit overflow in timespec_to_sample() fix 32bit overflow in timespec_to_sample() Signed-off-by: Oleg Nesterov Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- kernel/posix-cpu-timers.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c index 84af54c39e1..cae4f572899 100644 --- a/kernel/posix-cpu-timers.c +++ b/kernel/posix-cpu-timers.c @@ -36,7 +36,7 @@ timespec_to_sample(clockid_t which_clock, const struct timespec *tp) union cpu_time_count ret; ret.sched = 0; /* high half always zero when .cpu used */ if (CPUCLOCK_WHICH(which_clock) == CPUCLOCK_SCHED) { - ret.sched = tp->tv_sec * NSEC_PER_SEC + tp->tv_nsec; + ret.sched = (unsigned long long)tp->tv_sec * NSEC_PER_SEC + tp->tv_nsec; } else { ret.cpu = timespec_to_cputime(tp); } -- 2.41.1