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Commit 9d549dc3 authored by Stephen M. Cameron's avatar Stephen M. Cameron Committed by Herton Ronaldo Krzesinski
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cciss: do not attempt to read from a write-only register



BugLink: http://bugs.launchpad.net/bugs/823296

commit 07d0c38e7d84f911c72058a124c7f17b3c779a65 upstream.

Most smartarrays will tolerate it, but some new ones don't.

Signed-off-by: default avatarStephen M. Cameron <scameron@beardog.cce.hp.com>

Note: this is a regression caused by commit 1ddd5049
Signed-off-by: default avatarJens Axboe <jaxboe@fusionio.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: default avatarStefan Bader <stefan.bader@canonical.com>
Signed-off-by: default avatarTim Gardner <tim.gardner@canonical.com>
parent c184ad83
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