From: Al Viro <viro@zeniv.linux.org.uk>
Date: Fri, 9 Sep 2016 23:20:13 +0000 (-0400)
Subject: m32r: fix __get_user()
X-Git-Tag: v3.16.39~56
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=481b56b97470f36aed53afcedc4ac5d3d377714c;p=thirdparty%2Fkernel%2Fstable.git

m32r: fix __get_user()

commit c90a3bc5061d57e7931a9b7ad14784e1a0ed497d upstream.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
[bwh: Backported to 3.16: adjust context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

diff --git a/arch/m32r/include/asm/uaccess.h b/arch/m32r/include/asm/uaccess.h
index 84fe7ba53035d..c393e8f57cf70 100644
--- a/arch/m32r/include/asm/uaccess.h
+++ b/arch/m32r/include/asm/uaccess.h
@@ -215,7 +215,7 @@ extern int fixup_exception(struct pt_regs *regs);
 #define __get_user_nocheck(x,ptr,size)					\
 ({									\
 	long __gu_err = 0;						\
-	unsigned long __gu_val;						\
+	unsigned long __gu_val = 0;					\
 	might_fault();							\
 	__get_user_size(__gu_val,(ptr),(size),__gu_err);		\
 	(x) = (__typeof__(*(ptr)))__gu_val;				\