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fs: dlm: set is othercon flag

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There is a is othercon flag which is never used, this patch will set it
and printout a warning if the othercon ever sends a dlm message which
should never be the case.

Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
Alexander Aring 2021-05-21 15:08:36 -04:00 committed by David Teigland
parent b38bc9c2b3
commit 7443bc9625
1 changed files with 3 additions and 0 deletions
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3
fs/dlm/lowcomms.c
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@ -938,6 +938,7 @@ static int accept_from_sock(struct listen_connection *con)
}
lockdep_set_subclass(&othercon->sock_mutex, 1);
set_bit(CF_IS_OTHERCON, &othercon->flags);
newcon->othercon = othercon;
} else {
/* close other sock con if we have something new */
@ -1601,6 +1602,8 @@ static void process_send_sockets(struct work_struct *work)
{
struct connection *con = container_of(work, struct connection, swork);
WARN_ON(test_bit(CF_IS_OTHERCON, &con->flags));
clear_bit(CF_WRITE_PENDING, &con->flags);
if (con->sock == NULL) /* not mutex protected so check it inside too */
con->connect_action(con);