Messages in this thread | | | Subject | Re: [smartpqi updates V2 PATCH 8/9] smartpqi: fix isr accessing uninitialized data | From | John Donnelly <> | Date | Tue, 13 Jul 2021 20:16:48 -0500 |
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On 7/13/21 4:02 PM, Don Brace wrote: > From: Mike McGowen <mike.mcgowen@microchip.com> > > Correct driver's ISR accessing a data structure member > that has not been fully initialized during driver > initialization. > - The pqi queue groups can have uninitialized members > when an interrupt fires. This has not resulted in > any driver crashes. This was found during our own > internal testing. No bugs were ever filed. > > Reviewed-by: Kevin Barnett <kevin.barnett@microchip.com> > Reviewed-by: Scott Benesh <scott.benesh@microchip.com> > Reviewed-by: Scott Teel <scott.teel@microchip.com> > Signed-off-by: Mike McGowen <mike.mcgowen@microchip.com> > Signed-off-by: Don Brace <don.brace@microchip.com>
Acked-by : John Donnelly <john.p.donnelly@oracle.com>
> --- > drivers/scsi/smartpqi/smartpqi_init.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c > index f0e84354f782..ab1c9c483478 100644 > --- a/drivers/scsi/smartpqi/smartpqi_init.c > +++ b/drivers/scsi/smartpqi/smartpqi_init.c > @@ -7760,11 +7760,11 @@ static int pqi_ctrl_init(struct pqi_ctrl_info *ctrl_info) > > pqi_init_operational_queues(ctrl_info); > > - rc = pqi_request_irqs(ctrl_info); > + rc = pqi_create_queues(ctrl_info); > if (rc) > return rc; > > - rc = pqi_create_queues(ctrl_info); > + rc = pqi_request_irqs(ctrl_info); > if (rc) > return rc; > >
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