From: Bram Moolenaar <Bram@vim.org>
Date: Fri, 9 Jul 2021 17:17:55 +0000 (+0200)
Subject: patch 8.2.3133: Vim9: memory leak when add() fails
X-Git-Tag: v8.2.3133
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=90fba5627b361dbc970b3afc2eebf7411c49a0cc;p=vim

patch 8.2.3133: Vim9: memory leak when add() fails

Problem:    Vim9: memory leak when add() fails.
Solution:   Allocate listitem_T after type check.
---

diff --git a/src/list.c b/src/list.c
index 9aec823ee..d138d868c 100644
--- a/src/list.c
+++ b/src/list.c
@@ -602,11 +602,12 @@ list_append(list_T *l, listitem_T *item)
     int
 list_append_tv(list_T *l, typval_T *tv)
 {
-    listitem_T	*li = listitem_alloc();
+    listitem_T	*li;
 
     if (l->lv_type != NULL && l->lv_type->tt_member != NULL
 		&& check_typval_arg_type(l->lv_type->tt_member, tv, 0) == FAIL)
 	return FAIL;
+    li = listitem_alloc();
     if (li == NULL)
 	return FAIL;
     copy_tv(tv, &li->li_tv);
diff --git a/src/version.c b/src/version.c
index e2108a025..39d8f1455 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3133,
 /**/
     3132,
 /**/