[-mm patch] kernel/signal.c: fix compile warning

[Adrian Bunk <bunk@stusta.de>]

On Thu, Nov 17, 2005 at 11:18:07AM -0800, Andrew Morton wrote:
>...
> Changes since 2.6.14-mm2:
>...
> +sigaction-should-clear-all-signals-on-sig_ign-not-just.patch
> 
>  Signal code fix
>...


Patches get bonus points when they don't introduce new compile 
warnings...

<--  snip  -->

...
  CC      kernel/signal.o
kernel/signal.c: In function 'rm_from_queue_full':
kernel/signal.c:638: warning: control may reach end of non-void function 'sigisemptyset' being inlined
...

<--  snip  -->


Signed-off-by: Adrian Bunk <bunk@stusta.de>

--- linux-2.6.15-rc1-mm1-full/include/linux/signal.h.old	2005-11-18 00:47:49.000000000 +0100
+++ linux-2.6.15-rc1-mm1-full/include/linux/signal.h	2005-11-18 00:52:13.000000000 +0100
@@ -102,6 +102,7 @@
 		return set->sig[0] == 0;
 	default:
 		_NSIG_WORDS_is_unsupported_size();
+		return 0;
 	}
 }