[src/trunk]: src/lib/libcurses fix memory leaks (from Rin Okuyama)

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0eb5e87cb54c
branches:  trunk
changeset: 811996:0eb5e87cb54c
user:      christos <christos%NetBSD.org@localhost>
date:      Thu Nov 26 01:05:08 2015 +0000

description:
fix memory leaks (from Rin Okuyama)

diffstat:

 lib/libcurses/screen.c |  10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)

diffs (38 lines):

diff -r 608826bedba9 -r 0eb5e87cb54c lib/libcurses/screen.c
--- a/lib/libcurses/screen.c    Thu Nov 26 01:03:22 2015 +0000
+++ b/lib/libcurses/screen.c    Thu Nov 26 01:05:08 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: screen.c,v 1.23 2010/06/10 05:24:55 dholland Exp $     */
+/*     $NetBSD: screen.c,v 1.24 2015/11/26 01:05:08 christos Exp $     */
 
 /*
  * Copyright (c) 1981, 1993, 1994
@@ -34,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)screen.c   8.2 (blymn) 11/27/2001";
 #else
-__RCSID("$NetBSD: screen.c,v 1.23 2010/06/10 05:24:55 dholland Exp $");
+__RCSID("$NetBSD: screen.c,v 1.24 2015/11/26 01:05:08 christos Exp $");
 #endif
 #endif                                 /* not lint */
 
@@ -207,6 +207,10 @@
        return new_screen;
 
   error_exit:
+       if (new_screen->term != NULL)
+               (void)del_curterm(new_screen->term);
+       free(new_screen->unget_list);
+
        free(new_screen);
        return NULL;
 }
@@ -239,7 +243,7 @@
        _cursesi_free_keymap(screen->base_keymap);
 
        free(screen->stdbuf);
-       screen->stdbuf = NULL;
+       free(screen->unget_list);
        if (_cursesi_screen == screen)
                _cursesi_screen = NULL;
        free(screen);