mptcp: drop unneeded argument

After commit 3a236aef ("mptcp: refactor passive socket initialization"),
every mptcp_pm_fully_established() call is always invoked with a
GFP_ATOMIC argument. We can then drop it.
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/mptcp/options.c

@@ -1001,7 +1001,7 @@ static bool check_fully_established(struct mptcp_sock *msk, struct sock *ssk,
 		clear_3rdack_retransmission(ssk);
 		mptcp_pm_subflow_established(msk);
 	} else {
-		mptcp_pm_fully_established(msk, ssk, GFP_ATOMIC);
+		mptcp_pm_fully_established(msk, ssk);
 	}
 	return true;
 

net/mptcp/pm.c

@@ -126,7 +126,7 @@ static bool mptcp_pm_schedule_work(struct mptcp_sock *msk,
 	return true;
 }
 
-void mptcp_pm_fully_established(struct mptcp_sock *msk, const struct sock *ssk, gfp_t gfp)
+void mptcp_pm_fully_established(struct mptcp_sock *msk, const struct sock *ssk)
 {
 	struct mptcp_pm_data *pm = &msk->pm;
 	bool announce = false;
@@ -150,7 +150,7 @@ void mptcp_pm_fully_established(struct mptcp_sock *msk, const struct sock *ssk,
 	spin_unlock_bh(&pm->lock);
 
 	if (announce)
-		mptcp_event(MPTCP_EVENT_ESTABLISHED, msk, ssk, gfp);
+		mptcp_event(MPTCP_EVENT_ESTABLISHED, msk, ssk, GFP_ATOMIC);
 }
 
 void mptcp_pm_connection_closed(struct mptcp_sock *msk)

net/mptcp/protocol.h

@@ -782,7 +782,7 @@ bool mptcp_pm_addr_families_match(const struct sock *sk,
 void mptcp_pm_subflow_chk_stale(const struct mptcp_sock *msk, struct sock *ssk);
 void mptcp_pm_nl_subflow_chk_stale(const struct mptcp_sock *msk, struct sock *ssk);
 void mptcp_pm_new_connection(struct mptcp_sock *msk, const struct sock *ssk, int server_side);
-void mptcp_pm_fully_established(struct mptcp_sock *msk, const struct sock *ssk, gfp_t gfp);
+void mptcp_pm_fully_established(struct mptcp_sock *msk, const struct sock *ssk);
 bool mptcp_pm_allow_new_subflow(struct mptcp_sock *msk);
 void mptcp_pm_connection_closed(struct mptcp_sock *msk);
 void mptcp_pm_subflow_established(struct mptcp_sock *msk);

net/mptcp/subflow.c

@@ -850,7 +850,7 @@ static struct sock *subflow_syn_recv_sock(const struct sock *sk,
 			 */
 			if (mp_opt.suboptions & OPTION_MPTCP_MPC_ACK) {
 				mptcp_subflow_fully_established(ctx, &mp_opt);
-				mptcp_pm_fully_established(owner, child, GFP_ATOMIC);
+				mptcp_pm_fully_established(owner, child);
 				ctx->pm_notified = 1;
 			}
 		} else if (ctx->mp_join) {