# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1642691704 -3600
# Node ID 59cdcd1e47b857684be9ad9e12e3d5ba62718565
# Parent  43d000669fe857b925cf91e977d1a5c302279d96
patch 8.2.4158: MS-Windows: memory leak in :browse

Commit: https://github.com/vim/vim/commit/14b8d6ac6b50f2f4f3e7463e4c335f51a512ad30
Author: K.Takata <kentkt@csc.jp>
Date:   Thu Jan 20 15:05:22 2022 +0000

    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 https://github.com/vim/vim/issues/9574)

diff --git a/src/gui_w32.c b/src/gui_w32.c
--- 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
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4158,
+/**/
     4157,
 /**/
     4156,