Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.12 27/33] scsi: core: Only put parent device if host state differs from SHOST_CREATED | Date | Tue, 15 Jun 2021 11:48:18 -0400 |
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From: Ming Lei <ming.lei@redhat.com>
[ Upstream commit 1e0d4e6225996f05271de1ebcb1a7c9381af0b27 ]
get_device(shost->shost_gendev.parent) is called after host state has switched to SHOST_RUNNING. scsi_host_dev_release() shouldn't release the parent device if host state is still SHOST_CREATED.
Link: https://lore.kernel.org/r/20210602133029.2864069-5-ming.lei@redhat.com Cc: Bart Van Assche <bvanassche@acm.org> Cc: John Garry <john.garry@huawei.com> Cc: Hannes Reinecke <hare@suse.de> Tested-by: John Garry <john.garry@huawei.com> Reviewed-by: John Garry <john.garry@huawei.com> Signed-off-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/scsi/hosts.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index a64d0c6f1c4a..b93dd8ef4ac8 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -347,7 +347,7 @@ static void scsi_host_dev_release(struct device *dev) ida_simple_remove(&host_index_ida, shost->host_no); - if (parent) + if (shost->shost_state != SHOST_CREATED) put_device(parent); kfree(shost); } -- 2.30.2
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