On 6/2/21 3:30 PM, Ming Lei wrote: > get_device(shost->shost_gendev.parent) is called after host state is > changed to SHOST_RUNNING. So scsi_host_dev_release() shouldn't release > the parent device if host state is still SHOST_CREATED. > > Cc: Bart Van Assche <bvanassche@xxxxxxx> > Cc: John Garry <john.garry@xxxxxxxxxx> > Cc: Hannes Reinecke <hare@xxxxxxx> > Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxx> > --- > 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 7049844adb6b..34db5be7a562 100644 > --- a/drivers/scsi/hosts.c > +++ b/drivers/scsi/hosts.c > @@ -350,7 +350,7 @@ 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); > } > What happened to the check 'if (parent)'? Cheers, Hannes -- Dr. Hannes Reinecke Kernel Storage Architect hare@xxxxxxx +49 911 74053 688 SUSE Software Solutions Germany GmbH, 90409 Nürnberg GF: F. Imendörffer, HRB 36809 (AG Nürnberg)
