[PATCH] misc NULL noise

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/x86_64/kernel/vsyscall.c b/arch/x86_64/kernel/vsyscall.c
index 180ff91..b43c698 100644
--- a/arch/x86_64/kernel/vsyscall.c
+++ b/arch/x86_64/kernel/vsyscall.c
@@ -112,7 +112,7 @@
 
 		vread = __vsyscall_gtod_data.clock.vread;
 		if (unlikely(!__vsyscall_gtod_data.sysctl_enabled || !vread)) {
-			gettimeofday(tv,0);
+			gettimeofday(tv,NULL);
 			return;
 		}
 		now = vread();