From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julia Lawall Date: Sun, 12 Mar 2017 15:00:23 +0000 Subject: Re: [PATCH] staging: atomisp: clean up return logic, remove redunant code Message-Id: List-Id: References: <20170311193205.6410-1-colin.king@canonical.com> <58C561B5.8080102@bfs.de> In-Reply-To: <58C561B5.8080102@bfs.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: walter harms Cc: Colin King , Mauro Carvalho Chehab , Greg Kroah-Hartman , Alan Cox , linux-media@vger.kernel.org, devel@driverdev.osuosl.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org On Sun, 12 Mar 2017, walter harms wrote: > > > Am 11.03.2017 20:32, schrieb Colin King: > > From: Colin Ian King > > > > There is no need to check if ret is non-zero, remove this > > redundant check and just return the error status from the call > > to mt9m114_write_reg_array. > > > > Detected by CoverityScan, CID#1416577 ("Identical code for > > different branches") > > > > Signed-off-by: Colin Ian King > > --- > > drivers/staging/media/atomisp/i2c/mt9m114.c | 6 +----- > > 1 file changed, 1 insertion(+), 5 deletions(-) > > > > diff --git a/drivers/staging/media/atomisp/i2c/mt9m114.c b/drivers/staging/media/atomisp/i2c/mt9m114.c > > index 8762124..a555aec 100644 > > --- a/drivers/staging/media/atomisp/i2c/mt9m114.c > > +++ b/drivers/staging/media/atomisp/i2c/mt9m114.c > > @@ -444,12 +444,8 @@ static int mt9m114_set_suspend(struct v4l2_subdev *sd) > > static int mt9m114_init_common(struct v4l2_subdev *sd) > > { > > struct i2c_client *client = v4l2_get_subdevdata(sd); > > - int ret; > > > > - ret = mt9m114_write_reg_array(client, mt9m114_common, PRE_POLLING); > > - if (ret) > > - return ret; > > - return ret; > > + return mt9m114_write_reg_array(client, mt9m114_common, PRE_POLLING); > > } > > > any use for "client" ? I guess the code would be on two lines in any case. It looks like a nice decomposition as is. julia