[SCSI] scsi_transport_iscsi: Export ISCSI_PARAM_LOCAL_IPADDR attr for iscsi_connection

This attribute specifies the local IP address used to establish connection.

Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

2 files changed, 5 insertions, 0 deletions

diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 4cf918a9fc6f..fd8ffe6bcfdd 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -3772,6 +3772,7 @@ iscsi_conn_attr(ipv6_flow_label, ISCSI_PARAM_IPV6_FLOW_LABEL);
 iscsi_conn_attr(is_fw_assigned_ipv6, ISCSI_PARAM_IS_FW_ASSIGNED_IPV6);
 iscsi_conn_attr(tcp_xmit_wsf, ISCSI_PARAM_TCP_XMIT_WSF);
 iscsi_conn_attr(tcp_recv_wsf, ISCSI_PARAM_TCP_RECV_WSF);
+iscsi_conn_attr(local_ipaddr, ISCSI_PARAM_LOCAL_IPADDR);
 
 
 #define iscsi_conn_ep_attr_show(param)                                  \
@@ -3841,6 +3842,7 @@ static struct attribute *iscsi_conn_attrs[] = {
         &dev_attr_conn_is_fw_assigned_ipv6.attr,
         &dev_attr_conn_tcp_xmit_wsf.attr,
         &dev_attr_conn_tcp_recv_wsf.attr,
+        &dev_attr_conn_local_ipaddr.attr,
         NULL,
 };
 
@@ -3910,6 +3912,8 @@ static umode_t iscsi_conn_attr_is_visible(struct kobject *kobj,
                 param = ISCSI_PARAM_TCP_XMIT_WSF;
         else if (attr == &dev_attr_conn_tcp_recv_wsf.attr)
                 param = ISCSI_PARAM_TCP_RECV_WSF;
+        else if (attr == &dev_attr_conn_local_ipaddr.attr)
+                param = ISCSI_PARAM_LOCAL_IPADDR;
         else {
                 WARN_ONCE(1, "Invalid conn attr");
                 return 0;
diff --git a/include/scsi/iscsi_if.h b/include/scsi/iscsi_if.h
index 3851a737c429..fd0421c6d40a 100644
--- a/include/scsi/iscsi_if.h
+++ b/include/scsi/iscsi_if.h
@@ -618,6 +618,7 @@ enum iscsi_param {
 
         ISCSI_PARAM_DISCOVERY_PARENT_IDX,
         ISCSI_PARAM_DISCOVERY_PARENT_TYPE,
+        ISCSI_PARAM_LOCAL_IPADDR,
         /* must always be last */
         ISCSI_PARAM_MAX,
 };