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(parent: 6038aa5) | patch
nvme-pci: Skip queue deletion if there are no queues
authorKeith Busch <keith.busch@intel.com>
Thu, 12 Apr 2018 15:16:08 +0000 (09:16 -0600)
committerJens Axboe <axboe@kernel.dk>
Thu, 12 Apr 2018 15:58:27 +0000 (09:58 -0600)
commit64ee0ac0527704c47170316fa58dbde50edaaf70
treef362e9b1727897b8f4b6ec1e4ade171328057910tree | snapshot
parent6038aa532a224da68c478f34f4dbce33c47169e6commit | diff
nvme-pci: Skip queue deletion if there are no queues

User reported controller always retains CSTS.RDY to 1, which fails
controller disabling when resetting the controller. This is also before
the admin queue is allocated, and trying to disable an unallocated queue
results in a NULL dereference.

Reported-by: Alex Gagniuc <Alex_Gagniuc@Dellteam.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
drivers/nvme/host/pci.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git