From: kbuild test robot <fengguang.wu@xxxxxxxxx> 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 Return statements in functions returning bool should use true/false instead of 1/0. Generated by: scripts/coccinelle/misc/boolreturn.cocci Fixes: 7378f1149884 ("media: omap2: omapfb: allow building it with COMPILE_TEST") Signed-off-by: kbuild test robot <fengguang.wu@xxxxxxxxx> --- omapfb-main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c +++ b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c @@ -287,7 +287,7 @@ static bool cmp_var_to_colormode(struct var->red.length == 0 || var->blue.length == 0 || var->green.length == 0) - return 0; + return false; return var->bits_per_pixel == color->bits_per_pixel && cmp_component(&var->red, &color->red) &&