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-rw-r--r--ryu/ofproto/ofproto_v1_2_parser.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/ryu/ofproto/ofproto_v1_2_parser.py b/ryu/ofproto/ofproto_v1_2_parser.py
index d62f0cc9..9ab7d277 100644
--- a/ryu/ofproto/ofproto_v1_2_parser.py
+++ b/ryu/ofproto/ofproto_v1_2_parser.py
@@ -696,7 +696,8 @@ class OFPActionPopVlan(OFPAction):
@classmethod
def parser(cls, buf, offset):
- msg_pack_into(ofproto_v1_2.OFP_ACTION_HEADER_PACK_STR, buf, offset)
+ (type_, len_) = struct.unpack_from(
+ ofproto_v1_2.OFP_ACTION_HEADER_PACK_STR, buf, offset)
return cls()