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make sure we test the reply to be not NULL too.

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David Hill 2012-07-20 12:29:52 -04:00 • committed by Reginald Kennedy
parent f783fa5956
commit 3b291e1459
1 changed files with 2 additions and 2 deletions
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4
spectrwm.c
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@ -841,7 +841,7 @@ teardown_ewmh(void)
pc = xcb_get_property(conn, 0, screens[i].root, sup_check,
XCB_ATOM_WINDOW, 0, 1);
pr = xcb_get_property_reply(conn, pc, NULL);
if (pr->format == sup_check) {
if (pr && pr->format == sup_check) {
id = *((xcb_window_t *)xcb_get_property_value(pr));
xcb_destroy_window(conn, id);
@ -6443,7 +6443,7 @@ get_ws_idx(xcb_window_t id)
xcb_get_property(conn, 0, id, a_swm_ws,
XCB_ATOM_STRING, 0, SWM_PROPLEN),
NULL);
if (gpr->type) {
if (gpr && gpr->type) {
proplen = xcb_get_property_value_length(gpr);
if (proplen > 0) {
prop = malloc(proplen + 1);