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alpha: kernel: osf_sys: Set 'kts.tv_nsec' only when 'tv' has effect

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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>
Signed-off-by: Matt Turner <mattst88@gmail.com>
This commit is contained in:
Chen Gang 2015-05-18 12:37:08 +08:00 committed by Matt Turner
parent 228fa858e5
commit cceaeddc2e
1 changed files with 1 additions and 2 deletions
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3
arch/alpha/kernel/osf_sys.c
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@ -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);
}