On Thu, Jan 31, 2013 at 1:55 AM, Su, Xuemin <[email protected]> wrote: > -----Original Message----- > From: Jani Nikula [mailto:[email protected]] > Sent: Thursday, January 24, 2013 5:05 PM > To: Su, Xuemin > Cc: [email protected]; [email protected]; > [email protected]; [email protected]; He, Bo > Subject: Re: [PATCH V3] drm_crtc: check if fb_create return NULL > >>Ah, sorry, never mind, I missed Daniel's comment. The benefit of the >>BUG_ON() is making it clear what's expected of the drivers. > >>Reviewed-by: Jani Nikula <[email protected]> > > Do you think this patch is still needed? > Currently I fix a buggy function radeon_user_framebuffer_create() which > returns NULL and patch is added to 3.7-stable tree. > Do you think it's also needed to do something in drm_mode_addfb()?
Imo it's still useful, just to document the assumptions of the interface. Dave? -Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
