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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Dan Carpenter <dan.carpenter@oracle.com>,
        Matthieu Baerts <matthieu.baerts@tessares.net>,
        "David S. Miller" <davem@davemloft.net>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.11 052/152] mptcp: fix bit MPTCP_PUSH_PENDING tests
Date:   Mon,  5 Apr 2021 10:53:21 +0200
Message-Id: <20210405085035.969887353@linuxfoundation.org>
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From: Dan Carpenter <dan.carpenter@oracle.com>

[ Upstream commit 2e5de7e0c8d2caa860e133ef71fc94671cb8e0bf ]

The MPTCP_PUSH_PENDING define is 6 and these tests should be testing if
BIT(6) is set.

Fixes: c2e6048fa1cf ("mptcp: fix race in release_cb")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 net/mptcp/protocol.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index 7cbb544c6d02..5932b0ebecc3 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -2947,7 +2947,7 @@ static void mptcp_release_cb(struct sock *sk)
 	for (;;) {
 		flags = 0;
 		if (test_and_clear_bit(MPTCP_PUSH_PENDING, &mptcp_sk(sk)->flags))
-			flags |= MPTCP_PUSH_PENDING;
+			flags |= BIT(MPTCP_PUSH_PENDING);
 		if (!flags)
 			break;
 
@@ -2960,7 +2960,7 @@ static void mptcp_release_cb(struct sock *sk)
 		 */
 
 		spin_unlock_bh(&sk->sk_lock.slock);
-		if (flags & MPTCP_PUSH_PENDING)
+		if (flags & BIT(MPTCP_PUSH_PENDING))
 			__mptcp_push_pending(sk, 0);
 
 		cond_resched();
-- 
2.30.1