[PATCH] Fix unwinder warning in traps.c

Fix

linux/arch/x86_64/kernel/traps.c: In function 'dump_trace':
linux/arch/x86_64/kernel/traps.c:275: warning: cast to pointer from integer of different size

with allnoconfig

Cc: jbeulich@novell.com
Signed-off-by: Andi Kleen <ak@suse.de>

include/asm-x86_64/unwind.h

@@ -99,8 +99,8 @@ static inline int arch_unw_user_mode(const struct unwind_frame_info *info)
 
 #else
 
-#define UNW_PC(frame) ((void)(frame), 0)
-#define UNW_SP(frame) ((void)(frame), 0)
+#define UNW_PC(frame) ((void)(frame), 0UL)
+#define UNW_SP(frame) ((void)(frame), 0UL)
 
 static inline int arch_unw_user_mode(const void *info)
 {