Commit a386bc5b authored by Geliang Tang's avatar Geliang Tang Committed by David S. Miller
Browse files

mptcp: use list_first_entry_or_null 



Use list_first_entry_or_null to simplify the code.

Signed-off-by: default avatarGeliang Tang <geliangtang@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 35ed87ad

net/mptcp/protocol.h

+1 −4
Original line number Diff line number Diff line
@@ -232,10 +232,7 @@ static inline struct mptcp_data_frag *mptcp_rtx_head(const struct sock *sk) 
{

	struct mptcp_sock *msk = mptcp_sk(sk);



	if (list_empty(&msk->rtx_queue))

		return NULL;



	return list_first_entry(&msk->rtx_queue, struct mptcp_data_frag, list);

	return list_first_entry_or_null(&msk->rtx_queue, struct mptcp_data_frag, list);

}



struct mptcp_subflow_request_sock {