[JFFS2] Use rb_first() and rb_last() cleanup
authorAkinobu Mita <akinobu.mita@gmail.com>
Fri, 20 Oct 2006 21:41:05 +0000 (14:41 -0700)
committerDavid Woodhouse <dwmw2@infradead.org>
Sat, 21 Oct 2006 15:21:40 +0000 (16:21 +0100)
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>

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