[PATCH] fix INIT_SIGHAND warning on mips

sa_handler isn't the first member of struct sigaction on mips.  Use C99
initializers to avoid a compiler warning.  (There don't seem to be more
serious problems as mips worked with that warning for ages)
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/linux/init_task.h

@@ -54,10 +54,10 @@
 	.rlim		= INIT_RLIMITS,					\
 }
 
-#define INIT_SIGHAND(sighand) {	\
-	.count		= ATOMIC_INIT(1), 		\
-	.action		= { {{NULL,}}, },		\
-	.siglock	= SPIN_LOCK_UNLOCKED, 		\
+#define INIT_SIGHAND(sighand) {						\
+	.count		= ATOMIC_INIT(1), 				\
+	.action		= { { { .sa_handler = NULL, } }, },		\
+	.siglock	= SPIN_LOCK_UNLOCKED, 				\
 }
 
 extern struct group_info init_groups;