Fixes segfault when no xcb_render_pictforminfo_t is available
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@ -1193,17 +1193,18 @@ static void xwm_get_render_format(struct wlr_xwm *xwm) {
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xcb_render_query_pict_formats(xwm->xcb_conn);
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xcb_render_query_pict_formats_reply_t *reply =
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xcb_render_query_pict_formats_reply(xwm->xcb_conn, cookie, NULL);
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xcb_render_pictforminfo_t *formats =
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xcb_render_query_pict_formats_formats(reply);
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int len = xcb_render_query_pict_formats_formats_length(reply);
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xcb_render_pictforminfo_iterator_t iter =
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xcb_render_query_pict_formats_formats_iterator(reply);
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xcb_render_pictforminfo_t *format = NULL;
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for (int i = 0; i < len; ++i) {
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if (formats[i].depth == 32) {
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format = &formats[i];
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while (iter.rem > 0) {
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if (iter.data->depth == 32) {
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format = iter.data;
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break;
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}
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// TODO: segfaults when not found
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xcb_render_pictforminfo_next(&iter);
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}
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if (format == NULL) {
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wlr_log(L_DEBUG, "No 32 bit render format");
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return;
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