From ebfe6719885e1b567d59828be3dc27cb5a0d4adf Mon Sep 17 00:00:00 2001 From: Hiltjo Posthuma Date: Tue, 13 Oct 2026 14:39:44 +0200 Subject: check return value of XGetModifierMapping --- dwm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'dwm.c') diff --git a/dwm.c b/dwm.c index f26a943..212c6ba 100644 --- a/dwm.c +++ b/dwm.c @@ -1955,7 +1955,8 @@ updatenumlockmask(void) XModifierKeymap *modmap; numlockmask = 0; - modmap = XGetModifierMapping(dpy); + if (!(modmap = XGetModifierMapping(dpy))) + return; for (i = 0; i < 8; i++) for (j = 0; j < modmap->max_keypermod; j++) if (modmap->modifiermap[i * modmap->max_keypermod + j] -- cgit v1.3.1