From: majianpeng <majianpeng@gmail.com>
Date: Thu, 12 Apr 2012 06:04:47 +0000 (+1000)
Subject: md/raid1,raid10: Fix calculation of 'vcnt' when processing error recovery.
X-Git-Tag: v3.4-rc3~34^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f4380a915823dbed0bf8e3cf502ebcf2b7c7f833;p=pandora-kernel.git

md/raid1,raid10: Fix calculation of 'vcnt' when processing error recovery.

If r1bio->sectors % 8 != 0,then the memcmp and a later
memcpy will omit the last bio_vec.

This is suitable for any stable kernel since 3.1 when bad-block
management was introduced.

Cc: stable@vger.kernel.org
Signed-off-by: majianpeng <majianpeng@gmail.com>
Signed-off-by: NeilBrown <neilb@suse.de>
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