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(parent: c1d7ecf) | patch
dm rq: check blk_mq_register_dev() return value in dm_mq_init_request_queue()
authorBart Van Assche <bart.vanassche@sandisk.com>
Thu, 27 Apr 2017 17:11:19 +0000 (10:11 -0700)
committerMike Snitzer <snitzer@redhat.com>
Thu, 27 Apr 2017 21:08:40 +0000 (17:08 -0400)
commit23a601248958fa4142d49294352fe8d1fdf3e509
tree499d2503eba47bc8a139bba9b83e0160b536c594tree | snapshot
parentc1d7ecf7ca11d0edd3085262c8597203440d056ccommit | diff
dm rq: check blk_mq_register_dev() return value in dm_mq_init_request_queue()

Otherwise the request-based DM blk-mq request_queue will be put into
service without being properly exported via sysfs.

Cc: stable@vger.kernel.org
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm-rq.c diff | blob | history
John Crispins staging tree