From: Lee Jones <lee.jones@linaro.org>
To: SF Markus Elfring <elfring@users.sourceforge.net>
Cc: Bryan Wu <cooloney@gmail.com>,
Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>,
Jingoo Han <jg1.han@samsung.com>,
Tomi Valkeinen <tomi.valkeinen@ti.com>,
linux-fbdev@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
kernel-janitors@vger.kernel.org,
Julia Lawall <julia.lawall@lip6.fr>
Subject: Re: [PATCH v2] backlight: lp8788: Deletion of a check before backlight_device_unregister()
Date: Wed, 01 Jul 2015 08:06:12 +0000 [thread overview]
Message-ID: <20150701080612.GG3210@x1> (raw)
In-Reply-To: <558FE386.7060704@users.sourceforge.net>
On Sun, 28 Jun 2015, SF Markus Elfring wrote:
> > From: Markus Elfring <elfring@users.sourceforge.net>
> >
> > The backlight_device_unregister() function tests whether its argument is NULL
> > and then returns immediately. Thus the test around the call is not needed.
> >
> > This issue was detected by using the Coccinelle software.
> >
> > Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> > ---
> > drivers/video/backlight/lp8788_bl.c | 3 +--
> > 1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > diff --git a/drivers/video/backlight/lp8788_bl.c b/drivers/video/backlight/lp8788_bl.c
> > index d6c4f6a..24a055c 100644
> > --- a/drivers/video/backlight/lp8788_bl.c
> > +++ b/drivers/video/backlight/lp8788_bl.c
> > @@ -221,8 +221,7 @@ static void lp8788_backlight_unregister(struct lp8788_bl *bl)
> > {
> > struct backlight_device *bl_dev = bl->bl_dev;
> >
> > - if (bl_dev)
> > - backlight_device_unregister(bl_dev);
> > + backlight_device_unregister(bl_dev);
> > }
> >
> > static ssize_t lp8788_get_bl_ctl_mode(struct device *dev,
> >
>
> Would you like to integrate this update suggestion
> into another source code repository?
If this patch has not received any attention in some time, it's
possible that it may have slipped through the gaps. Please
re-submit the set.
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
next prev parent reply other threads:[~2015-07-01 8:06 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <5307CAA2.8060406@users.sourceforge.net>
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2014-11-22 16:00 ` [PATCH 1/1] video: fbdev-LCDC: Deletion of an unnecessary check before the function call "vfree" SF Markus Elfring
2014-12-04 14:19 ` Tomi Valkeinen
2014-11-23 10:11 ` [PATCH 1/1] video: uvesafb: Deletion of an unnecessary check before the function call "uvesafb_free" SF Markus Elfring
2014-11-23 10:44 ` [PATCH 1/1] video: udlfb: Deletion of unnecessary checks before the function call "vfree" SF Markus Elfring
2014-11-23 11:33 ` [PATCH 1/1] video: smscufx: " SF Markus Elfring
2014-11-23 12:00 ` [PATCH 1/1] video: fbdev-SIS: Deletion of unnecessary checks before the function call "pci_dev_put" SF Markus Elfring
2014-11-23 13:14 ` [PATCH 1/1] video: fbdev-OMAP2: Deletion of unnecessary checks before the function call "i2c_put_ada SF Markus Elfring
2014-11-23 14:20 ` [PATCH 1/1] video: mx3fb: Deletion of an unnecessary check before the function call "backlight_devic SF Markus Elfring
2014-11-23 15:00 ` [PATCH 1/1] video: fbdev-MMP: Deletion of an unnecessary check before the function call "mmp_unregis SF Markus Elfring
2014-11-23 15:33 ` [PATCH 1/1] video: fbdev-VIA: Deletion of an unnecessary check before the function call "framebuffer SF Markus Elfring
2014-11-23 16:10 ` [PATCH 1/1] video: uvesafb: Deletion of an unnecessary check before the function call "platform_devi SF Markus Elfring
2014-11-23 16:40 ` [PATCH 1/1] backlight: lp8788: Deletion of an unnecessary check before the function call "backlight_ SF Markus Elfring
2014-11-24 10:09 ` [PATCH 1/1] backlight: lp8788: Deletion of an unnecessary check before the function call "backli Lee Jones
2014-11-24 10:10 ` Lee Jones
2014-11-24 18:05 ` [PATCH v2] backlight: lp8788: Deletion of a check before backlight_device_unregister() SF Markus Elfring
2015-06-28 12:07 ` SF Markus Elfring
2015-07-01 8:06 ` Lee Jones [this message]
2015-07-01 10:30 ` [PATCH v3] video-lp8788: Delete " SF Markus Elfring
2015-07-02 4:44 ` Jingoo Han
2015-07-07 7:13 ` Lee Jones
2015-01-19 17:54 ` [PATCH 0/9] video: fbdev: Deletion of some unnecessary checks SF Markus Elfring
2015-01-19 18:00 ` [PATCH 1/9] video: Deletion of checks before the function call "iounmap" SF Markus Elfring
2015-01-19 18:25 ` video: One function call less in tdfxfb_probe() after error detection SF Markus Elfring
2015-01-19 18:30 ` [PATCH 3/9] video: One function call less in vesafb_probe() after, " SF Markus Elfring
2015-01-19 18:34 ` [PATCH 4/9] video: Add check for return value of ioremap() in cirrusfb_pci_register() SF Markus Elfring
2015-01-19 18:38 ` [PATCH 5/9] video: Less function calls in trident_pci_probe() after error detection SF Markus Elfring
2015-01-19 18:41 ` [PATCH 6/9] video: One function call less in pvr2fb_common_init() " SF Markus Elfring
2015-01-19 18:43 ` [PATCH 7/9] video: One function call less in tgafb_register() after, " SF Markus Elfring
2015-01-19 18:46 ` [PATCH 8/9] video: Less function calls in valkyriefb_init() after " SF Markus Elfring
2015-01-19 18:49 ` [PATCH 9/9] video: Less function calls in w100fb_probe() " SF Markus Elfring
2015-02-05 13:14 ` [PATCH] au1100fb: Delete unnecessary checks before two function calls SF Markus Elfring
2015-02-05 13:41 ` Dan Carpenter
2015-02-05 14:20 ` SF Markus Elfring
2015-02-05 17:18 ` Dan Carpenter
2015-02-05 20:15 ` SF Markus Elfring
2015-02-21 13:26 ` [PATCH] video: fbdev-SIS: Deletion of unnecessary checks before three " SF Markus Elfring
2015-06-28 12:36 ` [PATCH] video: fbdev: omap2: displays-new: Delete a check before backlight_device_unregister() SF Markus Elfring
2016-07-23 17:37 ` [PATCH] omapfb: panel-dsi-cm: Delete an unnecessary " SF Markus Elfring
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