From 14b8d6ac6b50f2f4f3e7463e4c335f51a512ad30 Mon Sep 17 00:00:00 2001
From: "K.Takata" <kentkt@csc.jp>
Date: Thu, 20 Jan 2022 15:05:22 +0000
Subject: [PATCH] patch 8.2.4158: MS-Windows: memory leak in :browse

Problem:    MS-Windows: memory leak in :browse.
Solution:   Free stuff before returning. (Ken Takata, closes #9574)
---
 src/gui_w32.c | 16 +++++++---------
 src/version.c |  2 ++
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/src/gui_w32.c b/src/gui_w32.c
index cbbae9edd..27e36085a 100644
--- a/src/gui_w32.c
+++ b/src/gui_w32.c
@@ -3587,6 +3587,7 @@ gui_mch_browse(
     WCHAR		*initdirp = NULL;
     WCHAR		*filterp;
     char_u		*p, *q;
+    BOOL		ret;
 
     if (dflt == NULL)
 	fileBuf[0] = NUL;
@@ -3655,22 +3656,19 @@ gui_mch_browse(
 	fileStruct.Flags |= OFN_NODEREFERENCELINKS;
 # endif
     if (saving)
-    {
-	if (!GetSaveFileNameW(&fileStruct))
-	    return NULL;
-    }
+	ret = GetSaveFileNameW(&fileStruct);
     else
-    {
-	if (!GetOpenFileNameW(&fileStruct))
-	    return NULL;
-    }
+	ret = GetOpenFileNameW(&fileStruct);
 
     vim_free(filterp);
     vim_free(initdirp);
     vim_free(titlep);
     vim_free(extp);
 
-    // Convert from UCS2 to 'encoding'.
+    if (!ret)
+	return NULL;
+
+    // Convert from UTF-16 to 'encoding'.
     p = utf16_to_enc(fileBuf, NULL);
     if (p == NULL)
 	return NULL;
diff --git a/src/version.c b/src/version.c
index b79f066f5..bde5d7679 100644
--- a/src/version.c
+++ b/src/version.c
@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4158,
 /**/
     4157,
 /**/
-- 
2.50.1