[PATCH] libceph: fix NULL dereference in reset_connection()

[Alex Elder <elder@inktank.com>]

I have already incorporated the following in the Ceph master
branch (which is used for the -next build).  We will also send
this to Linus soon.

					-Alex
====
We dereference "con->in_msg" on the line after it was set to NULL.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Alex Elder <elder@inktank.com>
---
 net/ceph/messenger.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 5e9f61d..23073cf 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -440,7 +440,7 @@ static void reset_connection(struct ceph_connection
*con)
 		con->in_msg->con = NULL;
 		ceph_msg_put(con->in_msg);
 		con->in_msg = NULL;
-		ceph_con_put(con->in_msg->con);
+		ceph_con_put(con);
 	}

 	con->connect_seq = 0;