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author | Akinobu Mita <akinobu.mita@gmail.com> | 2006-10-20 21:41:05 (GMT) |
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committer | David Woodhouse <dwmw2@infradead.org> | 2006-10-21 15:21:40 (GMT) |
commit | ea7415cca922389b4f3c0cf75e0af9fbf827880e (patch) | |
tree | 0dffbaa5e92b3bf4d0e48f5b6b6e37ca31bc3a01 /fs/jffs2/nodelist.h | |
parent | 29175778b07aa60e7f8030bd95d69f70070cc1f7 (diff) | |
download | linux-fsl-qoriq-ea7415cca922389b4f3c0cf75e0af9fbf827880e.tar.xz |
[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/nodelist.h')
-rw-r--r-- | fs/jffs2/nodelist.h | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/fs/jffs2/nodelist.h b/fs/jffs2/nodelist.h index 0ddfd70..4178b4b5 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); } |