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Subject[PATCH] alpha: kernel: osf_sys: Set 'kts.tv_nsec' only when 'tv' has effect
The related warning:

CC init/do_mounts.o
arch/alpha/kernel/osf_sys.c: In function ‘SyS_osf_settimeofday’:
arch/alpha/kernel/osf_sys.c:1028:14: warning: ‘kts.tv_nsec’ may be used uninitialized in this function [-Wmaybe-uninitialized]
kts.tv_nsec *= 1000;
^
arch/alpha/kernel/osf_sys.c:1016:18: note: ‘kts’ was declared here
struct timespec kts;
^

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
---
arch/alpha/kernel/osf_sys.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index e51f578..36dc91a 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -1019,14 +1019,13 @@ SYSCALL_DEFINE2(osf_settimeofday, struct timeval32 __user *, tv,
if (tv) {
if (get_tv32((struct timeval *)&kts, tv))
return -EFAULT;
+ kts.tv_nsec *= 1000;
}
if (tz) {
if (copy_from_user(&ktz, tz, sizeof(*tz)))
return -EFAULT;
}

- kts.tv_nsec *= 1000;
-
return do_sys_settimeofday(tv ? &kts : NULL, tz ? &ktz : NULL);
}

--
1.7.9.5

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