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wayland/surface: Post error on invalid scale

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To follow the spec and make faulty clients fail hard.

https://gitlab.freedesktop.org/wayland/wayland/blob/master/protocol/wayland.xml#L1618

https://gitlab.gnome.org/GNOME/mutter/merge_requests/647
This commit is contained in:
Robert Mader 2019-03-11 14:33:38 +01:00
parent d7d75dd8e7
commit f2fb3945d1
1 changed files with 11 additions and 4 deletions
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15
src/wayland/meta-wayland-surface.c
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@ -1072,10 +1072,17 @@ wl_surface_set_buffer_scale (struct wl_client *client,
int scale) int scale)
{ {
MetaWaylandSurface *surface = wl_resource_get_user_data (resource); MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
if (scale > 0)
surface->pending->scale = scale; if (scale <= 0)
else {
g_warning ("Trying to set invalid buffer_scale of %d\n", scale); wl_resource_post_error (resource,
WL_SURFACE_ERROR_INVALID_SCALE,
"Trying to set invalid buffer_scale of %d\n",
scale);
return;
}
surface->pending->scale = scale;
} }
static void static void