Re: [PATCH] scsi: libsas: use _safe() loop in sas_resume_port()

From: John Garry
Date: Wed May 19 2021 - 10:49:38 EST


On 19/05/2021 15:20, Dan Carpenter wrote:
If sas_notify_lldd_dev_found() fails then this code calls:

sas_unregister_dev(port, dev);

which removes "dev", our list iterator, from the list. This could
lead to an endless loop. We need to use list_for_each_entry_safe().

Fixes: 303694eeee5e ("[SCSI] libsas: suspend / resume support")
Signed-off-by: Dan Carpenter<dan.carpenter@xxxxxxxxxx>

Reviewed-by: John Garry <john.garry@xxxxxxxxxx>