[PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

[kernel test robot <lkp@intel.com>]

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CC: kbuild-all(a)lists.01.org
TO: Denis Efremov <efremov@linux.com>
CC: Julia Lawall <Julia.Lawall@lip6.fr>
CC: Lee Duncan <lduncan@suse.com>
CC: Chris Leech <cleech@redhat.com>
CC: "James E.J. Bottomley" <jejb@linux.ibm.com>
CC: "Martin K. Petersen" <martin.petersen@oracle.com>
CC: open-iscsi(a)googlegroups.com
CC: linux-scsi(a)vger.kernel.org
CC: linux-kernel(a)vger.kernel.org

From: kernel test robot <lkp@intel.com>

drivers/scsi/scsi_transport_iscsi.c:4041:61-62: WARNING opportunity for kobj_to_dev()
drivers/scsi/scsi_transport_iscsi.c:1128:60-61: WARNING opportunity for kobj_to_dev()
drivers/scsi/scsi_transport_iscsi.c:926:60-61: WARNING opportunity for kobj_to_dev()
drivers/scsi/scsi_transport_iscsi.c:4454:61-62: WARNING opportunity for kobj_to_dev()
drivers/scsi/scsi_transport_iscsi.c:436:60-61: WARNING opportunity for kobj_to_dev()
drivers/scsi/scsi_transport_iscsi.c:4310:61-62: WARNING opportunity for kobj_to_dev()


 Use kobj_to_dev() instead of container_of()

Generated by: scripts/coccinelle/api/kobj_to_dev.cocci

Fixes: a2fc3718bc22 ("coccinelle: api: add kobj_to_dev.cocci script")
CC: Denis Efremov <efremov@linux.com>
Signed-off-by: kernel test robot <lkp@intel.com>
---

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jlawall/linux.git for-5.10
head:   44d8870f21529cfa8f50b503b5d949c6d46e6fc1
commit: a2fc3718bc22e85378085568ecc5765fb28cabce [3/10] coccinelle: api: add kobj_to_dev.cocci script
:::::: branch date: 19 hours ago
:::::: commit date: 6 weeks ago

Please take the patch only if it's a positive warning. Thanks!

 scsi_transport_iscsi.c |   12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -433,7 +433,7 @@ iscsi_iface_attr(iface, 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;
@@ -923,7 +923,7 @@ static umode_t iscsi_flashnode_sess_attr
 						    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;
@@ -1125,7 +1125,7 @@ static umode_t iscsi_flashnode_conn_attr
 						    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;
@@ -4038,7 +4038,7 @@ static struct attribute *iscsi_conn_attr
 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;
@@ -4307,7 +4307,7 @@ static struct attribute *iscsi_session_a
 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;
@@ -4451,7 +4451,7 @@ static struct attribute *iscsi_host_attr
 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;