case PROP_ICON_PIXBUF: rb_source_set_pixbuf (source, (GdkPixbuf *) g_value_get_object (value)); break; rb-lastfm-source.c: In function 'rb_lastfm_source_set_property': rb-lastfm-source.c:451: warning: passing argument 1 of 'rb_source_set_pixbuf' from incompatible pointer type