nvme-multipath: reset bdev to ns head when failover

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When a request finally completes in end_io() after it has failed over,
the bdev pointer can be stale and thus the system can crash. Set the
bdev back to ns head, so the request is map to an active path when
resubmitted.

Signed-off-by: Daniel Wagner <dwagner@suse.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>

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Daniel Wagner 2021-05-03 19:03:03 +02:00 • committed by Christoph Hellwig

parent d4060d2be1

commit ce86dad222

1 changed files with 3 additions and 0 deletions

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drivers/nvme/host/multipath.c

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