i386: In compat mode, the return value here was uninitialized.

From: Zachary Amsden <zach@vmware.com>
Signed-off-by: Zachary Amsden <zach@vmware.com>
Signed-off-by: Andi Kleen <ak@suse.de>

---
 arch/i386/kernel/sysenter.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

===================================================================
Index: linux/arch/i386/kernel/sysenter.c
===================================================================
--- linux.orig/arch/i386/kernel/sysenter.c
+++ linux/arch/i386/kernel/sysenter.c
@@ -268,7 +268,7 @@ int arch_setup_additional_pages(struct l
 {
 	struct mm_struct *mm = current->mm;
 	unsigned long addr;
-	int ret;
+	int ret = 0;
 	bool compat;
 
 	down_write(&mm->mmap_sem);