From: NeilBrown <neilb@cse.unsw.edu.au>
Date: Fri, 9 Sep 2005 23:23:57 +0000 (-0700)
Subject: [PATCH] md: ensure bitmap_writeback_daemon handles shutdown properly.
X-Git-Tag: v2.6.14-rc1~235
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ba00538ada7ecb4fb8bd71ba734a8eada987817;p=pandora-kernel.git

[PATCH] md: ensure bitmap_writeback_daemon handles shutdown properly.

mddev->bitmap gets clearred before the writeback daemon is stopped.  So the
write_back daemon needs to be careful not to dereference the 'bitmap' if it is
NULL.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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