BUG_ON() Conversion in fs/hfs/
Eric Sesterhenn [Sun, 26 Mar 2006 16:26:51 +0000 (18:26 +0200)]
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>

fs/hfs/bnode.c
fs/hfs/btree.c

index a7a7d77..1e44dcf 100644 (file)
@@ -306,8 +306,7 @@ void hfs_bnode_unhash(struct hfs_bnode *node)
        for (p = &node->tree->node_hash[hfs_bnode_hash(node->this)];
             *p && *p != node; p = &(*p)->next_hash)
                ;
-       if (!*p)
-               BUG();
+       BUG_ON(!*p);
        *p = node->next_hash;
        node->tree->node_hash_cnt--;
 }
@@ -415,8 +414,7 @@ struct hfs_bnode *hfs_bnode_create(struct hfs_btree *tree, u32 num)
        spin_lock(&tree->hash_lock);
        node = hfs_bnode_findhash(tree, num);
        spin_unlock(&tree->hash_lock);
-       if (node)
-               BUG();
+       BUG_ON(node);
        node = __hfs_bnode_create(tree, num);
        if (!node)
                return ERR_PTR(-ENOMEM);
@@ -459,8 +457,7 @@ void hfs_bnode_put(struct hfs_bnode *node)
 
                dprint(DBG_BNODE_REFS, "put_node(%d:%d): %d\n",
                       node->tree->cnid, node->this, atomic_read(&node->refcnt));
-               if (!atomic_read(&node->refcnt))
-                       BUG();
+               BUG_ON(!atomic_read(&node->refcnt));
                if (!atomic_dec_and_lock(&node->refcnt, &tree->hash_lock))
                        return;
                for (i = 0; i < tree->pages_per_bnode; i++) {
index 7bb11ed..d20131c 100644 (file)
@@ -36,8 +36,7 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id, btree_keycmp ke
        tree->inode = iget_locked(sb, id);
        if (!tree->inode)
                goto free_tree;
-       if (!(tree->inode->i_state & I_NEW))
-               BUG();
+       BUG_ON(!(tree->inode->i_state & I_NEW));
        {
        struct hfs_mdb *mdb = HFS_SB(sb)->mdb;
        HFS_I(tree->inode)->flags = 0;