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

[kbuild test robot]

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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