linux-kernel - [PATCH 130/270] libceph: drop gratuitous socket close calls in con

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Date:	Mon, 26 Nov 2012 14:57:00 -0200
From:	Herton Ronaldo Krzesinski <herton.krzesinski@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Sage Weil <sage@...tank.com>,
	Herton Ronaldo Krzesinski <herton.krzesinski@...onical.com>
Subject: [PATCH 130/270] libceph: drop gratuitous socket close calls in con_work

3.5.7u1 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Sage Weil <sage@...tank.com>

commit 2e8cb10063820af7ed7638e3fd9013eee21266e7 upstream.

If the state is CLOSED or OPENING, we shouldn't have a socket.

Signed-off-by: Sage Weil <sage@...tank.com>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@...onical.com>
---
 net/ceph/messenger.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 20e60a8..32ab7cd 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2284,15 +2284,15 @@ restart:
 		dout("con_work %p STANDBY\n", con);
 		goto done;
 	}
-	if (test_bit(CLOSED, &con->state)) { /* e.g. if we are replaced */
-		dout("con_work CLOSED\n");
-		con_close_socket(con);
+	if (test_bit(CLOSED, &con->state)) {
+		dout("con_work %p CLOSED\n", con);
+		BUG_ON(con->sock);
 		goto done;
 	}
 	if (test_and_clear_bit(OPENING, &con->state)) {
 		/* reopen w/ new peer */
 		dout("con_work OPENING\n");
-		con_close_socket(con);
+		BUG_ON(con->sock);
 	}
 
 	ret = try_read(con);
-- 
1.7.9.5

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