> On Oct 27, 2015, at 4:49 AM, Peter Oberparleiter <ober...@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 <ober...@linux.vnet.ibm.com>
> Reviewed-by: Hannes Reinecke <h...@suse.de>
> Cc: sta...@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 <mro...@linux.vnet.ibm.com>

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