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path: root/drivers/scsi/iscsi_tcp.c
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Diffstat (limited to 'drivers/scsi/iscsi_tcp.c')
-rw-r--r--drivers/scsi/iscsi_tcp.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index add6d1566ec..bfb6d07d87f 100644
--- a/drivers/scsi/iscsi_tcp.c
+++ b/drivers/scsi/iscsi_tcp.c
@@ -593,9 +593,9 @@ static void iscsi_sw_tcp_release_conn(struct iscsi_conn *conn)
iscsi_sw_tcp_conn_restore_callbacks(conn);
sock_put(sock->sk);
- spin_lock_bh(&session->lock);
+ spin_lock_bh(&session->frwd_lock);
tcp_sw_conn->sock = NULL;
- spin_unlock_bh(&session->lock);
+ spin_unlock_bh(&session->frwd_lock);
sockfd_put(sock);
}
@@ -663,10 +663,10 @@ iscsi_sw_tcp_conn_bind(struct iscsi_cls_session *cls_session,
if (err)
goto free_socket;
- spin_lock_bh(&session->lock);
+ spin_lock_bh(&session->frwd_lock);
/* bind iSCSI connection and socket */
tcp_sw_conn->sock = sock;
- spin_unlock_bh(&session->lock);
+ spin_unlock_bh(&session->frwd_lock);
/* setup Socket parameters */
sk = sock->sk;
@@ -726,14 +726,14 @@ static int iscsi_sw_tcp_conn_get_param(struct iscsi_cls_conn *cls_conn,
switch(param) {
case ISCSI_PARAM_CONN_PORT:
case ISCSI_PARAM_CONN_ADDRESS:
- spin_lock_bh(&conn->session->lock);
+ spin_lock_bh(&conn->session->frwd_lock);
if (!tcp_sw_conn || !tcp_sw_conn->sock) {
- spin_unlock_bh(&conn->session->lock);
+ spin_unlock_bh(&conn->session->frwd_lock);
return -ENOTCONN;
}
rc = kernel_getpeername(tcp_sw_conn->sock,
(struct sockaddr *)&addr, &len);
- spin_unlock_bh(&conn->session->lock);
+ spin_unlock_bh(&conn->session->frwd_lock);
if (rc)
return rc;
@@ -759,23 +759,26 @@ static int iscsi_sw_tcp_host_get_param(struct Scsi_Host *shost,
switch (param) {
case ISCSI_HOST_PARAM_IPADDRESS:
- spin_lock_bh(&session->lock);
+ if (!session)
+ return -ENOTCONN;
+
+ spin_lock_bh(&session->frwd_lock);
conn = session->leadconn;
if (!conn) {
- spin_unlock_bh(&session->lock);
+ spin_unlock_bh(&session->frwd_lock);
return -ENOTCONN;
}
tcp_conn = conn->dd_data;
tcp_sw_conn = tcp_conn->dd_data;
if (!tcp_sw_conn->sock) {
- spin_unlock_bh(&session->lock);
+ spin_unlock_bh(&session->frwd_lock);
return -ENOTCONN;
}
rc = kernel_getsockname(tcp_sw_conn->sock,
(struct sockaddr *)&addr, &len);
- spin_unlock_bh(&session->lock);
+ spin_unlock_bh(&session->frwd_lock);
if (rc)
return rc;