Re: [PATCH v2] drm/edid: use true and false for boolean values

From: Sean Paul
Date: Tue Jan 30 2018 - 11:02:50 EST


On Tue, Jan 30, 2018 at 05:19:46PM +0200, Ville Syrjälä wrote:
> On Tue, Jan 30, 2018 at 10:09:27AM -0500, Sean Paul wrote:
> > On Tue, Jan 30, 2018 at 04:05:28AM -0600, Gustavo A. R. Silva wrote:
> > > Assign true or false to boolean variables instead of an integer value.
> > >
> > > This issue was detected with the help of Coccinelle.
> >
> > I suppose you could also fix up the other preferred assignment by adding !!
> > to the bitwise & operation.
>
> Assigning >1 to a bool is well defined. No need to clutter the code with
> !! imo.

There are examples of both in the file already. I don't have strong feelings
either way.

Sea

>
> >
> > It's also helpful to post the spatch in the commit message so others can
> > replicate your result (this case is pretty trivial, so less important).
> >
> > Sean
> >
> > >
> > > Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
> > > ---
> > > Changes in v2:
> > > - Use true for boolean value in add_detailed_mode as suggested by Daniel
> > > Vetter.
> > > - Update subject.
> > >
> > > drivers/gpu/drm/drm_edid.c | 4 ++--
> > > 1 file changed, 2 insertions(+), 2 deletions(-)
> > >
> > > diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
> > > index ddd5379..b1cb262 100644
> > > --- a/drivers/gpu/drm/drm_edid.c
> > > +++ b/drivers/gpu/drm/drm_edid.c
> > > @@ -2767,7 +2767,7 @@ do_detailed_mode(struct detailed_timing *timing, void *c)
> > >
> > > drm_mode_probed_add(closure->connector, newmode);
> > > closure->modes++;
> > > - closure->preferred = 0;
> > > + closure->preferred = false;
> > > }
> > > }
> > >
> > > @@ -2784,7 +2784,7 @@ add_detailed_modes(struct drm_connector *connector, struct edid *edid,
> > > struct detailed_mode_closure closure = {
> > > .connector = connector,
> > > .edid = edid,
> > > - .preferred = 1,
> > > + .preferred = true,
> > > .quirks = quirks,
> > > };
> > >
> > > --
> > > 2.7.4
> > >
> >
> > --
> > Sean Paul, Software Engineer, Google / Chromium OS
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel@xxxxxxxxxxxxxxxxxxxxx
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel
>
> --
> Ville Syrjälä
> Intel OTC

--
Sean Paul, Software Engineer, Google / Chromium OS