block: grab a device refcount in disk_uevent
Sending uevents requires the struct device to be alive. To ensure that grab the device refcount instead of just an inode reference. Fixes: bc359d03 ("block: add a disk_uevent helper") Signed-off-by:Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20210701081638.246552-2-hch@lst.de Signed-off-by:
Jens Axboe <axboe@kernel.dk>
parent
2b7a8dc0
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