[PATCH] scsi: ipr: Switch to using the new API kobj_to_dev()

[Yang Li]

fixed the following coccicheck:
./drivers/scsi/ipr.c:4209:61-62: WARNING opportunity for kobj_to_dev()
./drivers/scsi/ipr.c:4268:61-62: WARNING opportunity for kobj_to_dev()
./drivers/scsi/ipr.c:4457:61-62: WARNING opportunity for kobj_to_dev()

Reported-by: Abaci Robot <ab...@linux.alibaba.com>
Signed-off-by: Yang Li <yang....@linux.alibaba.com>
---
 drivers/scsi/ipr.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index e451102..4d8a975 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -4206,7 +4206,7 @@ static ssize_t ipr_next_async_err_log(struct file *filep, 
struct kobject *kobj,
                                struct bin_attribute *bin_attr, char *buf,
                                loff_t off, size_t count)
 {
-       struct device *cdev = container_of(kobj, struct device, kobj);
+       struct device *cdev = kobj_to_dev(kobj);
        struct Scsi_Host *shost = class_to_shost(cdev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        struct ipr_hostrcb *hostrcb;
@@ -4265,7 +4265,7 @@ static ssize_t ipr_read_dump(struct file *filp, struct 
kobject *kobj,
                             struct bin_attribute *bin_attr,
                             char *buf, loff_t off, size_t count)
 {
-       struct device *cdev = container_of(kobj, struct device, kobj);
+       struct device *cdev = kobj_to_dev(kobj);
        struct Scsi_Host *shost = class_to_shost(cdev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        struct ipr_dump *dump;
@@ -4454,7 +4454,7 @@ static ssize_t ipr_write_dump(struct file *filp, struct 
kobject *kobj,
                              struct bin_attribute *bin_attr,
                              char *buf, loff_t off, size_t count)
 {
-       struct device *cdev = container_of(kobj, struct device, kobj);
+       struct device *cdev = kobj_to_dev(kobj);
        struct Scsi_Host *shost = class_to_shost(cdev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        int rc;
-- 
1.8.3.1