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From: "Yeh, Sinclair" <sinclair.yeh@intel.com>
To: Pekka Paalanen <ppaalanen@gmail.com>
Cc: "dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>,
	"wayland-devel@lists.freedesktop.org"
	<wayland-devel@lists.freedesktop.org>
Subject: Re: [PATCH] Prevent zero sized wl_egl_window
Date: Thu, 13 Feb 2014 18:18:23 +0000	[thread overview]
Message-ID: <1392315418.3247.29.camel@syeh2-linux1.fm.intel.com> (raw)
In-Reply-To: <20140213101109.5bf7cb74@gmail.com>

> The below seems fine, but I wonder if we could make this one cause an
> error to be returned later where we can, rather than silently ignoring.
> I'm not sure where or how, though.

Would it make sense to change wl_egl_window_resize() so that it return a
value?  Either that, or it should be documented somewhere in the API
spec that setting width/height <=0 will be ignored.


> 
> Surely drivers have maximum size limits, too, those must be catched
> somewhere already.
> 
> >  	egl_window->width  = width;
> >  	egl_window->height = height;
> >  	egl_window->dx     = dx;
> > @@ -24,6 +27,9 @@ wl_egl_window_create(struct wl_surface *surface,
> >  {
> >  	struct wl_egl_window *egl_window;
> >  
> > +	if (width <= 0 || height <= 0)
> > +		return NULL;
> > +
> >  	egl_window = malloc(sizeof *egl_window);
> >  	if (!egl_window)
> >  		return NULL;
> 
> Thanks,
> pq
> _______________________________________________
> wayland-devel mailing list
> wayland-devel@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/wayland-devel

  reply	other threads:[~2014-02-13 18:18 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-13  0:21 [PATCH] Prevent zero sized wl_egl_window Sinclair Yeh
     [not found] ` <1392250871-3224-1-git-send-email-sinclair.yeh-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2014-02-13  8:11   ` Pekka Paalanen
2014-02-13 18:18     ` Yeh, Sinclair [this message]
     [not found]       ` <1392315418.3247.29.camel-xjpeL9Jkt2k8a1ujtQqgMq2pdiUAq4bhAL8bYrjMMd8@public.gmane.org>
2014-02-14  7:31         ` Pekka Paalanen
     [not found]           ` <20140214093145.7847a53f-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-02-18 22:25             ` Kristian Høgsberg

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