commit f3decc5830ef8d8d94902b76114935283dd4142e
author Bram Moolenaar <Bram@vim.org> Sat Jun 13 19:56:38 2020 +0200
committer Bram Moolenaar <Bram@vim.org> Sat Jun 13 19:56:38 2020 +0200
tree 1294cbac103d2eab3559bfcfca349b2c99e39e68
parent 34db91f7a47b7bd4aabf1e1dfbaa8a08278bf78d

patch 8.2.0974: Vim9: memory leak when script var has wrong type

Problem:    Vim9: memory leak when script var has wrong type.
Solution:   Free the variable name.

src/version.c

diff --git a/src/version.c b/src/version.c
index d2f442c..1f91903 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    974,
+/**/
     973,
 /**/
     972,

src/vim9script.c

diff --git a/src/vim9script.c b/src/vim9script.c
index 13a29ec..6501684 100644
--- a/src/vim9script.c
+++ b/src/vim9script.c
@@ -477,7 +477,10 @@
     p = skipwhite(p + 1);
     type = parse_type(&p, &si->sn_type_list);
     if (called_emsg != called_emsg_before)
+    {
+	vim_free(name);
 	return p;
+    }
 
     // Create the variable with 0/NULL value.
     CLEAR_FIELD(init_tv);