From 2299490082f3d53c6cf8a70c88bcef7ebf5329ea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20Carron?= <frederic.carron@prolistic.ch>
Date: Fri, 3 Mar 2023 11:41:37 +0100
Subject: [PATCH] Close the file pointer copy (_fp) in the libtiff encoder if
 it is still open.

---
 src/PIL/TiffImagePlugin.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/PIL/TiffImagePlugin.py b/src/PIL/TiffImagePlugin.py
index 04d246dd478..42038831cc5 100644
--- a/src/PIL/TiffImagePlugin.py
+++ b/src/PIL/TiffImagePlugin.py
@@ -1850,6 +1850,11 @@ def _save(im, fp, filename):
                 fp.write(data)
             if errcode:
                 break
+        if _fp:
+            try:
+                os.close(_fp)
+            except OSError:
+                pass
         if errcode < 0:
             msg = f"encoder error {errcode} when writing image file"
             raise OSError(msg)