m32r: fix __get_user()

Cc: stable@vger.kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/arch/m32r/include/asm/uaccess.h b/arch/m32r/include/asm/uaccess.h
index cac7014daef3aa6949d17a72824a757dfdbee5b4..6f8982157a75849b491c8461c0c3b34d4c7c4088 100644 (file)
--- a/arch/m32r/include/asm/uaccess.h
+++ b/arch/m32r/include/asm/uaccess.h
@@ -219,7 +219,7 @@ 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) = (__force __typeof__(*(ptr)))__gu_val;                     \