Pull block fixes from Jens Axboe:
"Just a few NVMe fixes this round - one fixing a use-after-free, one
fixes the return value after controller reset, and the last one fixes
an issue where some drives will spuriously EIO. We should get these
into 4.17"
* tag 'for-linus-
20180511' of git://git.kernel.dk/linux-block:
nvme: add quirk to force medium priority for SQ creation
nvme: Fix sync controller reset return
nvme: fix use-after-free in nvme_free_ns_head