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-rw-r--r--include/net/mptcp.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/mptcp.h b/include/net/mptcp.h
index 83f23774b908..23bbd439e115 100644
--- a/include/net/mptcp.h
+++ b/include/net/mptcp.h
@@ -23,6 +23,7 @@ struct mptcp_ext {
u64 data_seq;
u32 subflow_seq;
u16 data_len;
+ __sum16 csum;
u8 use_map:1,
dsn64:1,
data_fin:1,