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-rw-r--r--Lib/gzip.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/Lib/gzip.py b/Lib/gzip.py
index d7da02c..a1f13b4 100644
--- a/Lib/gzip.py
+++ b/Lib/gzip.py
@@ -302,7 +302,8 @@ class GzipFile(io.BufferedIOBase):
if flag & FEXTRA:
# Read & discard the extra field, if present
- self._read_exact(struct.unpack("<H", self._read_exact(2)))
+ extra_len, = struct.unpack("<H", self._read_exact(2))
+ self._read_exact(extra_len)
if flag & FNAME:
# Read and discard a null-terminated string containing the filename
while True: