[PATCH] xtensa: ptrace: EXIT_ZOMBIE fix

We're testing the wrong task_struct field.
Acked-by: NChris Zankel <chris@zankel.net>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

arch/xtensa/kernel/ptrace.c

@@ -212,7 +212,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 	 */
 	case PTRACE_KILL:
 		ret = 0;
-		if (child->state == EXIT_ZOMBIE)	/* already dead */
+		if (child->exit_state == EXIT_ZOMBIE)	/* already dead */
 			break;
 		child->exit_code = SIGKILL;
 		child->ptrace &= ~PT_SINGLESTEP;