[PATCH] swsusp-try_to_freeze-to-make-freezing-hooks-nicer fix

In file included from include/linux/ptrace.h:77,
                 from arch/ppc64/lib/sstep.c:12:
include/linux/sched.h: In function `freeze_processes':
include/linux/sched.h:1189: warning: no return statement in function returning non-void
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/linux/sched.h

@@ -1144,7 +1144,7 @@ static inline int try_to_freeze(unsigned long refrigerator_flags)
 }
 #else
 static inline void refrigerator(unsigned long flag) {}
-static inline int freeze_processes(void) { BUG(); }
+static inline int freeze_processes(void) { BUG(); return 0; }
 static inline void thaw_processes(void) {}
 
 static inline int try_to_freeze(unsigned long refrigerator_flags)