linux-kernel - drivers/video/fbdev/omap2/omapfb/omapfb-main.c:290:9-10: WARNING: return of 0/1 in function 'cmp_var_to

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Message-ID: <201807260144.q4WK2PMA%fengguang.wu@intel.com>
Date:   Thu, 26 Jul 2018 01:56:59 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Mauro Carvalho Chehab <m.chehab@...sung.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org
Subject: drivers/video/fbdev/omap2/omapfb/omapfb-main.c:290:9-10: WARNING:
 return of 0/1 in function 'cmp_var_to_colormode' with return type bool

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   9981b4fb8684883dcc0daf088891ff32260b9794
commit: 7378f1149884b183631c6c16c0f1c62bcd7d759d media: omap2: omapfb: allow building it with COMPILE_TEST
date:   3 months ago


coccinelle warnings: (new ones prefixed by >>)

>> drivers/video/fbdev/omap2/omapfb/omapfb-main.c:290:9-10: WARNING: return of 0/1 in function 'cmp_var_to_colormode' with return type bool
--
>> drivers/video/fbdev/omap2/omapfb/dss/dss_features.c:895:2-5: WARNING: Use BUG_ON instead of if condition followed by BUG.
   Please make sure the condition has no side effects (see conditional BUG_ON definition in include/asm-generic/bug.h)
--
>> drivers/video/fbdev/omap2/omapfb/dss/core.c:141:2-26: WARNING: NULL check before some freeing functions is not needed.

Please review and possibly fold the followup patch.

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