BUG_ON() Conversion in ipc/util.c

this changes if() BUG(); constructs to BUG_ON() which is
cleaner, contains unlikely() and can better optimized away.

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/ipc/util.c b/ipc/util.c
index 23151ef..5e785a2 100644
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -266,8 +266,7 @@
 {
 	struct kern_ipc_perm* p;
 	int lid = id % SEQ_MULTIPLIER;
-	if(lid >= ids->entries->size)
-		BUG();
+	BUG_ON(lid >= ids->entries->size);
 
 	/* 
 	 * do not need a rcu_dereference()() here to force ordering
@@ -275,8 +274,7 @@
 	 */	
 	p = ids->entries->p[lid];
 	ids->entries->p[lid] = NULL;
-	if(p==NULL)
-		BUG();
+	BUG_ON(p==NULL);
 	ids->in_use--;
 
 	if (lid == ids->max_id) {