[PATCH] kernel/exit.c: use BUG_ON

From: Eric Sesterhenn / snakebyte <snakebyte@gmx.de>

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>

Index: linux-kj/kernel/exit.c
===================================================================
--- linux-kj.orig/kernel/exit.c	2006-01-18 02:21:12.000000000 +0300
+++ linux-kj/kernel/exit.c	2006-01-18 16:47:19.000000000 +0300
@@ -523,7 +523,7 @@ static void exit_mm(struct task_struct *
 		down_read(&mm->mmap_sem);
 	}
 	atomic_inc(&mm->mm_count);
-	if (mm != tsk->active_mm) BUG();
+	BUG_ON(mm != tsk->active_mm);
 	/* more a memory barrier than a real lock */
 	task_lock(tsk);
 	tsk->mm = NULL;
@@ -1477,8 +1477,7 @@ check_continued:
 		if (options & __WNOTHREAD)
 			break;
 		tsk = next_thread(tsk);
-		if (tsk->signal != current->signal)
-			BUG();
+		BUG_ON(tsk->signal != current->signal);
 	} while (tsk != current);
 
 	read_unlock(&tasklist_lock);