1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/gzip.py b/Lib/gzip.py
index 177f9080dc5..fda93e0261e 100644
--- a/Lib/gzip.py
+++ b/Lib/gzip.py
@@ -349,7 +349,7 @@ class GzipFile(_compression.BaseStream):
 
     def close(self):
         fileobj = self.fileobj
-        if fileobj is None:
+        if fileobj is None or self._buffer.closed:
             return
         try:
             if self.mode == WRITE: