[2/7] make do_each_task_pid()/while_each_task_pid() require a semicolon following them

[William Lee Irwin III]

On Wed, Sep 01, 2004 at 10:27:10AM -0700, William Lee Irwin III wrote:
> list_empty(&task->pids[type].hash_list) does not successfully typecheck;
> while this does not correct its semantics, it at least restores
> typechecking long enough for the code to be examined.

do { ... } while () -like constructs require semicolons to follow them.
This patch arranges for do_each_task_pid() { ... } while_each_task_pid()
to do likewise.


Index: kirill-2.6.9-rc1-mm2/include/linux/pid.h
===================================================================
--- kirill-2.6.9-rc1-mm2.orig/include/linux/pid.h	2004-09-01 08:49:14.584737520 -0700
+++ kirill-2.6.9-rc1-mm2/include/linux/pid.h	2004-09-01 09:01:13.653422464 -0700
@@ -41,6 +41,7 @@
 extern void switch_exec_pids(struct task_struct *leader, struct task_struct *thread);
 
 #define do_each_task_pid(who, type, task)				\
+do {									\
 	if ((task = find_task_by_pid_type(type, who))) {		\
 		prefetch(task->pids[type].pid_list.next);		\
 		do {
@@ -49,7 +50,8 @@
 			task = pid_task(task->pids[type].pid_list.next,	\
 						type);			\
 			prefetch(task->pids[type].pid_list.next);	\
-		} while (task->pids[type].hash_list.next);	\
-	}
+		} while (task->pids[type].hash_list.next);		\
+	}								\
+} while (0)
 
 #endif /* _LINUX_PID_H */
-
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