Commit 718bcceb authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Linus Torvalds
Browse files

[PATCH] hrtimer: validate timespec of do_sys_settimeofday 



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

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 5f82b2b7

kernel/time.c

+3 −0
Original line number Diff line number Diff line
@@ -154,6 +154,9 @@ int do_sys_settimeofday(struct timespec *tv, struct timezone *tz) 
	static int firsttime = 1;

	int error = 0;



	if (!timespec_valid(tv))

		return -EINVAL;



	error = security_settime(tv, tz);

	if (error)

		return error;