[PATCH] driver/scsi: Use kobj_to_dev() API

[zhouchuangao]

Use kobj_to_dev() API instead of container_of().

Signed-off-by: zhouchuangao <zhouchuangao@xxxxxxxx>
---
 drivers/scsi/scsi_transport_iscsi.c | 12 ++++++------
 drivers/scsi/scsi_transport_spi.c   |  2 +-
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index b07105a..2f3b0135d 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -436,7 +436,7 @@ iscsi_iface_attr(iface, initiator_name, ISCSI_IFACE_PARAM_INITIATOR_NAME);
 static umode_t iscsi_iface_attr_is_visible(struct kobject *kobj,
 					  struct attribute *attr, int i)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	struct iscsi_iface *iface = iscsi_dev_to_iface(dev);
 	struct iscsi_transport *t = iface->transport;
 	int param;
@@ -926,7 +926,7 @@ static umode_t iscsi_flashnode_sess_attr_is_visible(struct kobject *kobj,
 						    struct attribute *attr,
 						    int i)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	struct iscsi_bus_flash_session *fnode_sess =
 						iscsi_dev_to_flash_session(dev);
 	struct iscsi_transport *t = fnode_sess->transport;
@@ -1128,7 +1128,7 @@ static umode_t iscsi_flashnode_conn_attr_is_visible(struct kobject *kobj,
 						    struct attribute *attr,
 						    int i)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	struct iscsi_bus_flash_conn *fnode_conn = iscsi_dev_to_flash_conn(dev);
 	struct iscsi_transport *t = fnode_conn->transport;
 	int param;
@@ -4179,7 +4179,7 @@ static struct attribute *iscsi_conn_attrs[] = {
 static umode_t iscsi_conn_attr_is_visible(struct kobject *kobj,
 					 struct attribute *attr, int i)
 {
-	struct device *cdev = container_of(kobj, struct device, kobj);
+	struct device *cdev = kobj_to_dev(kobj);
 	struct iscsi_cls_conn *conn = transport_class_to_conn(cdev);
 	struct iscsi_transport *t = conn->transport;
 	int param;
@@ -4448,7 +4448,7 @@ static struct attribute *iscsi_session_attrs[] = {
 static umode_t iscsi_session_attr_is_visible(struct kobject *kobj,
 					    struct attribute *attr, int i)
 {
-	struct device *cdev = container_of(kobj, struct device, kobj);
+	struct device *cdev = kobj_to_dev(kobj);
 	struct iscsi_cls_session *session = transport_class_to_session(cdev);
 	struct iscsi_transport *t = session->transport;
 	int param;
@@ -4592,7 +4592,7 @@ static struct attribute *iscsi_host_attrs[] = {
 static umode_t iscsi_host_attr_is_visible(struct kobject *kobj,
 					 struct attribute *attr, int i)
 {
-	struct device *cdev = container_of(kobj, struct device, kobj);
+	struct device *cdev = kobj_to_dev(kobj);
 	struct Scsi_Host *shost = transport_class_to_shost(cdev);
 	struct iscsi_internal *priv = to_iscsi_internal(shost->transportt);
 	int param;
diff --git a/drivers/scsi/scsi_transport_spi.c b/drivers/scsi/scsi_transport_spi.c
index 5af7a10..594272ee 100644
--- a/drivers/scsi/scsi_transport_spi.c
+++ b/drivers/scsi/scsi_transport_spi.c
@@ -1468,7 +1468,7 @@ static int spi_host_configure(struct transport_container *tc,
 static umode_t target_attribute_is_visible(struct kobject *kobj,
 					  struct attribute *attr, int i)
 {
-	struct device *cdev = container_of(kobj, struct device, kobj);
+	struct device *cdev = kobj_to_dev(kobj);
 	struct scsi_target *starget = transport_class_to_starget(cdev);
 	struct Scsi_Host *shost = transport_class_to_shost(cdev);
 	struct spi_internal *si = to_spi_internal(shost->transportt);
-- 
2.7.4