[PATCH] x86_64: use NULL for pointer

[Randy Dunlap]

From: Randy Dunlap <randy.dunlap@xxxxxxxxxx>

Use NULL instead of 0 for pointer:
arch/x86_64/kernel/vsyscall.c:183:21: warning: Using plain integer as NULL pointer

Signed-off-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
---
 arch/x86_64/kernel/vsyscall.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- linux-2.6.22-rc3-git7.orig/arch/x86_64/kernel/vsyscall.c
+++ linux-2.6.22-rc3-git7/arch/x86_64/kernel/vsyscall.c
@@ -180,7 +180,7 @@ time_t __vsyscall(1) vtime(time_t *t)
 	if (unlikely(!__vsyscall_gtod_data.sysctl_enabled))
 		return time_syscall(t);
 
-	vgettimeofday(&tv, 0);
+	vgettimeofday(&tv, NULL);
 	result = tv.tv_sec;
 	if (t)
 		*t = result;
-
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