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Commit 82b6d57f authored by FUJITA Tomonori's avatar FUJITA Tomonori Committed by Jens Axboe
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scsi: need to reset unprep_rq_fn in sd_remove 



This is for block's for-2.6.36.

We need to reset q->unprep_rq_fn in sd_remove. Otherwise we hit kernel
oops if we access to a scsi disk device via sg after removing scsi
disk module.

Signed-off-by: default avatarFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: default avatarJens Axboe <jaxboe@fusionio.com>
parent 00fff265

drivers/scsi/sd.c

+1 −0
Original line number Diff line number Diff line
@@ -2384,6 +2384,7 @@ static int sd_remove(struct device *dev) 
	async_synchronize_full();

	sdkp = dev_get_drvdata(dev);

	blk_queue_prep_rq(sdkp->device->request_queue, scsi_prep_fn);

	blk_queue_unprep_rq(sdkp->device->request_queue, NULL);

	device_del(&sdkp->dev);

	del_gendisk(sdkp->disk);

	sd_shutdown(dev);