From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Date: Sun, 18 Feb 2018 13:15:00 +0000 Subject: Re: [PATCH] libata-scsi: Delete an unnecessary variable in ata_scsi_slave_config() Message-Id: <20180218131500.GY695913@devbig577.frc2.facebook.com> List-Id: References: <52d9a12e-e420-b880-ac02-c8156d977264@users.sourceforge.net> In-Reply-To: <52d9a12e-e420-b880-ac02-c8156d977264@users.sourceforge.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: SF Markus Elfring Cc: linux-ide@vger.kernel.org, LKML , kernel-janitors@vger.kernel.org On Fri, Feb 16, 2018 at 06:26:30PM +0100, SF Markus Elfring wrote: > From: Markus Elfring > Date: Fri, 16 Feb 2018 18:19:13 +0100 > > * Return a result code without storing it in an intermediate variable. > > * Reduce the needed source code. > > Signed-off-by: Markus Elfring > --- > drivers/ata/libata-scsi.c | 7 +------ > 1 file changed, 1 insertion(+), 6 deletions(-) > > diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c > index 66be961c93a4..93456cff051b 100644 > --- a/drivers/ata/libata-scsi.c > +++ b/drivers/ata/libata-scsi.c > @@ -1345,14 +1345,9 @@ int ata_scsi_slave_config(struct scsi_device *sdev) > { > struct ata_port *ap = ata_shost_to_port(sdev->host); > struct ata_device *dev = __ata_scsi_find_dev(ap, sdev); > - int rc = 0; > > ata_scsi_sdev_config(sdev); > - > - if (dev) > - rc = ata_scsi_dev_config(sdev, dev); > - > - return rc; > + return dev ? ata_scsi_dev_config(sdev, dev) : 0; Let's do the following instead. if (dev) return ata_scsi..; else return 0; Thanks. -- tejun