Commit: patch 9.1.1035: Vim9: memory leak with blob2str()

[Christian Brabandt]

patch 9.1.1035: Vim9: memory leak with blob2str()

Commit: https://github.com/vim/vim/commit/90b397586decc3751f92fd2f84271a6b431b56bc
Author: Yegappan Lakshmanan <yega...@yahoo.com>
Date: Sun Jan 19 09:37:07 2025 +0100

patch 9.1.1035: Vim9: memory leak with blob2str()

Problem: Vim9: memory leak with blob2str()
Solution: free converted_str (Yegappan Lakshmanan)

closes: #16481

Signed-off-by: Yegappan Lakshmanan <yega...@yahoo.com>
Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/src/strings.c b/src/strings.c
index 53e0171aa..120d39355 100644
--- a/src/strings.c
+++ b/src/strings.c
@@ -1366,9 +1366,10 @@ f_blob2str(typval_T *argvars, typval_T *rettv)
}
}

- if (list_append_string(rettv->vval.v_list, converted_str, -1) == FAIL)
- break;
+ int ret = list_append_string(rettv->vval.v_list, converted_str, -1);
vim_free(converted_str);
+ if (ret == FAIL)
+ break;
}

done:
diff --git a/src/testdir/test_functions.vim b/src/testdir/test_functions.vim
index bf3e88916..e31e2ed73 100644
--- a/src/testdir/test_functions.vim
+++ b/src/testdir/test_functions.vim
@@ -4311,6 +4311,10 @@ func Test_blob2str()
call assert_equal(["🁰🁳"], blob2str(0zF09F81B0.F09F81B3))
call assert_equal(['«»'], blob2str(0zABBB, {'encoding': 'latin1'}))
call assert_equal(['«»'], blob2str(0zC2ABC2BB, {'encoding': 'utf8'}))
+ call assert_equal(['«»'], blob2str(0zC2ABC2BB, {'encoding': 'utf-8'}))
+
+ call assert_equal(['a'], blob2str(0z61, test_null_dict()))
+ call assert_equal(['a'], blob2str(0z61, {'encoding': test_null_string()}))

#" Invalid encoding
call assert_fails("call blob2str(0z80)", "E1515: Unable to convert from 'utf-8' encoding")
diff --git a/src/version.c b/src/version.c
index ba4115977..260f9b53d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -704,6 +704,8 @@ static char *(features[]) =

static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 1035,
/**/
1034,
/**/