diff --git a/arch/mn10300/include/asm/uaccess.h b/arch/mn10300/include/asm/uaccess.h
index 679dee0bbd08..3d6e60dad9d9 100644
--- a/arch/mn10300/include/asm/uaccess.h
+++ b/arch/mn10300/include/asm/uaccess.h
@@ -160,9 +160,10 @@ struct __large_struct { unsigned long buf[100]; };
 
 #define __get_user_check(x, ptr, size)					\
 ({									\
+	const __typeof__(ptr) __guc_ptr = (ptr);			\
 	int _e;								\
-	if (likely(__access_ok((unsigned long) (ptr), (size))))		\
-		_e = __get_user_nocheck((x), (ptr), (size));		\
+	if (likely(__access_ok((unsigned long) __guc_ptr, (size))))	\
+		_e = __get_user_nocheck((x), __guc_ptr, (size));	\
 	else {								\
 		_e = -EFAULT;						\
 		(x) = (__typeof__(x))0;					\