[ARM PATCH] 2478/1: Remove NULL initializers

Patch from Thomas Gleixner

Remove NULL initializers of static variables.

Signed-off-by: Thomas Gleixner
Signed-off-by: Russell King

arch/arm/mach-shark/irq.c

@@ -103,10 +103,7 @@ void __init shark_init_irq(void)
 	//request_region(0xA0,0x2,"pic2");
 
 	cascade.handler = bogus_int;
-	cascade.flags = 0;
 	cascade.name = "cascade";
-	cascade.next = NULL;
-	cascade.dev_id = NULL;
 	setup_irq(2,&cascade);
 }