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authorAkinobu Mita <akinobu.mita@gmail.com>2006-10-20 14:41:05 -0700
committerDavid Woodhouse <dwmw2@infradead.org>2006-10-21 16:21:40 +0100
commitea7415cca922389b4f3c0cf75e0af9fbf827880e (patch)
tree0dffbaa5e92b3bf4d0e48f5b6b6e37ca31bc3a01 /fs/jffs2
parent29175778b07aa60e7f8030bd95d69f70070cc1f7 (diff)
[JFFS2] Use rb_first() and rb_last() cleanup
Use rb_first() and rb_last() to implement frag_first() and frag_last(). Signed-off-by: Akinbou Mita <akinobu.mita@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'fs/jffs2')
-rw-r--r--fs/jffs2/nodelist.h10
1 files changed, 4 insertions, 6 deletions
diff --git a/fs/jffs2/nodelist.h b/fs/jffs2/nodelist.h
index 0ddfd70307fb..4178b4b55948 100644
--- a/fs/jffs2/nodelist.h
+++ b/fs/jffs2/nodelist.h
@@ -294,23 +294,21 @@ static inline int jffs2_encode_dev(union jffs2_device_node *jdev, dev_t rdev)
static inline struct jffs2_node_frag *frag_first(struct rb_root *root)
{
- struct rb_node *node = root->rb_node;
+ struct rb_node *node = rb_first(root);
if (!node)
return NULL;
- while(node->rb_left)
- node = node->rb_left;
+
return rb_entry(node, struct jffs2_node_frag, rb);
}
static inline struct jffs2_node_frag *frag_last(struct rb_root *root)
{
- struct rb_node *node = root->rb_node;
+ struct rb_node *node = rb_last(root);
if (!node)
return NULL;
- while(node->rb_right)
- node = node->rb_right;
+
return rb_entry(node, struct jffs2_node_frag, rb);
}