On Wed, Mar 02, 2016 at 03:29:12PM +0200, Joonas Lahtinen wrote: > On ma, 2016-02-29 at 17:11 +0000, Matthew Auld wrote: > > When binding pages for a partial view we should check that the offset + > > size is valid relative to the size of the gem object. > > > > Cc: Joonas Lahtinen <[email protected]> > > Reviewed-by: Joonas Lahtinen <[email protected]> > > > Signed-off-by: Matthew Auld <[email protected]> > > --- > > drivers/gpu/drm/i915/i915_gem_gtt.c | 4 ++++ > > 1 file changed, 4 insertions(+) > > > > diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c > > b/drivers/gpu/drm/i915/i915_gem_gtt.c > > index 49e4f26..a477bb2 100644 > > --- a/drivers/gpu/drm/i915/i915_gem_gtt.c > > +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c > > @@ -3500,6 +3500,10 @@ intel_partial_pages(const struct i915_ggtt_view > > *view, > > struct sg_page_iter obj_sg_iter; > > int ret = -ENOMEM; > > > > + if (view->params.partial.offset + view->params.partial.size > > > + obj->pages->nents) > > + return ERR_PTR(-EINVAL);
Wrong. Tell me again what nents has to do with the object size? -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
