Re: [PATCH v2 4/4] scsi_dh_alua: take sdev reference in alua_bus_attach

2017-05-12 Thread Bart Van Assche
On Fri, 2017-05-12 at 15:15 +0200, Martin Wilck wrote: > Modification of the access_state field in struct scsi_device > in alua_rtpg() may race with alua_bus_detach(). Avoid > the scsi_device struct to be freed while it's being processed > in the alua code by taking a reference. Hello Martin, The

[PATCH v2 4/4] scsi_dh_alua: take sdev reference in alua_bus_attach

2017-05-12 Thread Martin Wilck
Modification of the access_state field in struct scsi_device in alua_rtpg() may race with alua_bus_detach(). Avoid the scsi_device struct to be freed while it's being processed in the alua code by taking a reference. Signed-off-by: Martin Wilck --- drivers/scsi/device_handler/scsi_dh_alua.c | 10