[PATCH] hrtimer: validate timespec of do_sys_settimeofday

[deliverable/linux.git] / kernel / time.c

diff --git a/kernel/time.c b/kernel/time.c
index bbc8ca194b59ee3687a1ec4ced54a94e4cadbbde..c689b53297cfb0dc3c1b36d04240cebad8766d87 100644 (file)
--- a/kernel/time.c
+++ b/kernel/time.c
@@ -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;