On Tue, Aug 13, 2019 at 10:12:51AM +0100, Daniel Thompson wrote:
> On Tue, Aug 13, 2019 at 02:28:55PM +0530, Nishka Dasgupta wrote:
> > Static structure micro_bl_props, having type backlight_properties, is
> > used only once, when it is passed as the last argument to function
> > devm_backlight_device_register(). devm_backlight_device_register() is
> > defined with its last parameter being declared constant. Hence make
> > micro_bl_props itself constant as well.
> > Issue found with Coccinelle.
>
> Did you do any review to see if this pattern occurs in other backlight
> drivers (it looks to me like the same pattern appears in
> rave-sp-backlight.c... do the tools bring that one out as well).
Ping?
Daniel.
> > Signed-off-by: Nishka Dasgupta <nishkadg.linux@xxxxxxxxx>
> > ---
> > drivers/video/backlight/ipaq_micro_bl.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/video/backlight/ipaq_micro_bl.c b/drivers/video/backlight/ipaq_micro_bl.c
> > index 1123f67c12b3..85b16cc82878 100644
> > --- a/drivers/video/backlight/ipaq_micro_bl.c
> > +++ b/drivers/video/backlight/ipaq_micro_bl.c
> > @@ -44,7 +44,7 @@ static const struct backlight_ops micro_bl_ops = {
> > .update_status = micro_bl_update_status,
> > };
> >
> > -static struct backlight_properties micro_bl_props = {
> > +static const struct backlight_properties micro_bl_props = {
> > .type = BACKLIGHT_RAW,
> > .max_brightness = 255,
> > .power = FB_BLANK_UNBLANK,
> > --
> > 2.19.1
> >
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel
