On Mon, Feb 07, 2011 at 07:59:58PM +0300, Dan Carpenter wrote:
> '!' has higher precedence than '&'. CFGTBL_ChangeReq is 0x1 so the
> original code is equivelent to if (!doorbell_value) {...
>
> Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
>
> diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
> index 959eeb2..f46f92a 100644
> --- a/drivers/scsi/hpsa.c
> +++ b/drivers/scsi/hpsa.c
> @@ -3591,7 +3591,7 @@ static void __devinit hpsa_wait_for_mode_change_ack(struct ctlr_info *h)
> spin_lock_irqsave(&h->lock, flags);
> doorbell_value = readl(h->vaddr + SA5_DOORBELL);
> spin_unlock_irqrestore(&h->lock, flags);
> - if (!doorbell_value & CFGTBL_ChangeReq)
> + if (!(doorbell_value & CFGTBL_ChangeReq))
> break;
> /* delay and try again */
> usleep_range(10000, 20000);
Thanks. This looks correct.
-- steve
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