From: Jonathan Brassow <jbrassow@redhat.com>
Date: Thu, 13 Jan 2011 22:14:33 +0000 (+1100)
Subject: md/raid5: use sysfs_notify_dirent_safe to avoid NULL pointer
X-Git-Tag: v2.6.38-rc1~222^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=43c73ca43b3e03bb228ff9350b6b44d0e560f262;p=pandora-kernel.git

md/raid5: use sysfs_notify_dirent_safe to avoid NULL pointer

With the module parameter 'start_dirty_degraded' set,
raid5_spare_active() previously called sysfs_notify_dirent() with a NULL
argument (rdev->sysfs_state) when a rebuild finished.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
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