From: kbuild test robot <lkp@intel.com>
To: Alexey Dobriyan <adobriyan@gmail.com>
Cc: kbuild-all@01.org, akpm@linux-foundation.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] CFLAGS: add -Wunused-but-set-parameter
Date: Mon, 11 Jul 2016 18:13:29 +0800 [thread overview]
Message-ID: <201607111822.HiKrlXKs%fengguang.wu@intel.com> (raw)
In-Reply-To: <20160707214306.GB31678@p183.telecom.by>
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Hi,
[auto build test WARNING on kbuild/for-next]
[also build test WARNING on v4.7-rc7 next-20160708]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Alexey-Dobriyan/CFLAGS-add-Wunused-but-set-parameter/20160708-055418
base: https://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild.git for-next
config: m68k-sun3_defconfig (attached as .config)
compiler: m68k-linux-gcc (GCC) 4.9.0
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=m68k
All warnings (new ones prefixed by >>):
drivers/video/fbdev/core/fbmon.c: In function 'fb_edid_to_monspecs':
>> drivers/video/fbdev/core/fbmon.c:1497:67: warning: parameter 'specs' set but not used [-Wunused-but-set-parameter]
void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs)
^
vim +/specs +1497 drivers/video/fbdev/core/fbmon.c
79089044 drivers/video/fbmon.c Steffen Trumtrar 2012-11-14 1481
79089044 drivers/video/fbmon.c Steffen Trumtrar 2012-11-14 1482 pr_debug("%s: got %dx%d display mode from %s\n",
79089044 drivers/video/fbmon.c Steffen Trumtrar 2012-11-14 1483 of_node_full_name(np), vm.hactive, vm.vactive, np->name);
79089044 drivers/video/fbmon.c Steffen Trumtrar 2012-11-14 1484 dump_fb_videomode(fb);
79089044 drivers/video/fbmon.c Steffen Trumtrar 2012-11-14 1485
79089044 drivers/video/fbmon.c Steffen Trumtrar 2012-11-14 1486 return 0;
79089044 drivers/video/fbmon.c Steffen Trumtrar 2012-11-14 1487 }
79089044 drivers/video/fbmon.c Steffen Trumtrar 2012-11-14 1488 EXPORT_SYMBOL_GPL(of_get_fb_videomode);
a38884f6 drivers/video/fbmon.c Tomi Valkeinen 2013-03-12 1489 #endif /* CONFIG_OF */
a38884f6 drivers/video/fbmon.c Tomi Valkeinen 2013-03-12 1490 #endif /* CONFIG_VIDEOMODE_HELPERS */
79089044 drivers/video/fbmon.c Steffen Trumtrar 2012-11-14 1491
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 1492 #else
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 1493 int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var)
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 1494 {
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 1495 return 1;
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 1496 }
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 @1497 void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs)
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 1498 {
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 1499 specs = NULL;
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 1500 }
e4105119 drivers/video/fbmon.c Guennadi Liakhovetski 2010-11-11 1501 void fb_edid_add_monspecs(unsigned char *edid, struct fb_monspecs *specs)
e4105119 drivers/video/fbmon.c Guennadi Liakhovetski 2010-11-11 1502 {
e4105119 drivers/video/fbmon.c Guennadi Liakhovetski 2010-11-11 1503 }
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 1504 void fb_destroy_modedb(struct fb_videomode *modedb)
^1da177e drivers/video/fbmon.c Linus Torvalds 2005-04-16 1505 {
:::::: The code at line 1497 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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next prev parent reply other threads:[~2016-07-11 10:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-07 21:43 Alexey Dobriyan
2016-07-11 10:13 ` kbuild test robot [this message]
2016-07-12 21:26 ` Andrew Morton
2016-07-13 19:06 ` [PATCH v2] " Alexey Dobriyan
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