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[PATCH] hrtimer: validate timespec of do_sys_settimeofday

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Check if the timespec which is provided from user space is normalized.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Thomas Gleixner 2006-01-09 20:52:29 -08:00 committed by Linus Torvalds
parent 5f82b2b77e
commit 718bcceb5a
1 changed files with 3 additions and 0 deletions
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3
kernel/time.c
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@ -154,6 +154,9 @@ int do_sys_settimeofday(struct timespec *tv, struct timezone *tz)
static int firsttime = 1; static int firsttime = 1;
int error = 0; int error = 0;
if (!timespec_valid(tv))
return -EINVAL;
error = security_settime(tv, tz); error = security_settime(tv, tz);
if (error) if (error)
return error; return error;