X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fbase%2Flib_set_term.c;h=c2751ec4853ba9559a9e22090125087e88604a77;hp=8573fbe7d5225f7bf6bdaeeedafaaaeb48348f27;hb=7f4b9f390624835ceb0849965a7f6ff2dcb39d00;hpb=5c90fc94a5ac426a5e51732720767d5f0041830d

diff --git a/ncurses/base/lib_set_term.c b/ncurses/base/lib_set_term.c
index 8573fbe7..c2751ec4 100644
--- a/ncurses/base/lib_set_term.c
+++ b/ncurses/base/lib_set_term.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright 2018,2020 Thomas E. Dickey                                     *
+ * Copyright 2018-2020,2021 Thomas E. Dickey                                *
  * Copyright 1998-2016,2017 Free Software Foundation, Inc.                  *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
@@ -54,7 +54,7 @@
 #undef CUR
 #define CUR SP_TERMTYPE
 
-MODULE_ID("$Id: lib_set_term.c,v 1.175 2020/10/10 19:09:03 juergen Exp $")
+MODULE_ID("$Id: lib_set_term.c,v 1.177 2021/04/17 15:04:41 tom Exp $")
 
 #ifdef USE_TERM_DRIVER
 #define MaxColors      InfoOf(sp).maxcolors
@@ -147,8 +147,8 @@ delscreen(SCREEN *sp)
     _nc_lock_global(curses);
     if (delink_screen(sp)) {
 #ifdef USE_SP_RIPOFF
-	ripoff_t *rop;
 	if (safe_ripoff_sp && safe_ripoff_sp != safe_ripoff_stack) {
+	    ripoff_t *rop;
 	    for (rop = safe_ripoff_stack;
 		 rop != safe_ripoff_sp && (rop - safe_ripoff_stack) < N_RIPS;
 		 rop++) {
@@ -329,9 +329,14 @@ NCURSES_SP_NAME(_nc_setupscreen) (
 	T(("_nc_alloc_screen_sp %p", (void *) sp));
 	*spp = sp;
     }
-    if (!sp
-	|| ((sp->_acs_map = typeCalloc(chtype, ACS_LEN)) == 0)
-	|| ((sp->_screen_acs_map = typeCalloc(bool, ACS_LEN)) == 0)) {
+    if (sp == NULL) {
+	ReturnScreenError();
+    }
+    if ((sp->_acs_map = typeCalloc(chtype, ACS_LEN)) == NULL) {
+	ReturnScreenError();
+    }
+    if ((sp->_screen_acs_map = typeCalloc(bool, ACS_LEN)) == NULL) {
+	free(sp->_acs_map);
 	ReturnScreenError();
     }