Messages in this thread | | | Subject | Re: [RESEND PATCH] scsi_sysfs: Fix queue_ramp_up_period return code | From | "Matthew R. Ochs" <> | Date | Wed, 28 Oct 2015 17:12:17 -0500 |
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> On Oct 27, 2015, at 4:49 AM, Peter Oberparleiter <oberpar@linux.vnet.ibm.com> wrote: > > Writing a number to /sys/bus/scsi/devices/<sdev>/queue_ramp_up_period > returns the value of that number instead of the number of bytes written. > This behavior can confuse programs expecting POSIX write() semantics. > Fix this by returning the number of bytes written instead. > > Signed-off-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com> > Reviewed-by: Hannes Reinecke <hare@suse.de> > Cc: stable@vger.kernel.org > --- > drivers/scsi/scsi_sysfs.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c > index b333389..6b0f292 100644 > --- a/drivers/scsi/scsi_sysfs.c > +++ b/drivers/scsi/scsi_sysfs.c > @@ -898,7 +898,7 @@ sdev_store_queue_ramp_up_period(struct device *dev, > return -EINVAL; > > sdev->queue_ramp_up_period = msecs_to_jiffies(period); > - return period; > + return count; > } > > static DEVICE_ATTR(queue_ramp_up_period, S_IRUGO | S_IWUSR,
Reviewed-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com>
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