s390: Cocci spatch "ptr_ret.spatch" (2)

diff -u -p a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
@@ -1097,7 +1097,7 @@ static __init int sclp_initcall(void)
 	if (rc)
 		return rc;
 	sclp_pdev = platform_device_register_simple("sclp", -1, NULL, 0);
-	rc = IS_ERR(sclp_pdev) ? PTR_ERR(sclp_pdev) : 0;
+	rc = PTR_RET(sclp_pdev);
 	if (rc)
 		goto fail_platform_driver_unregister;
 	rc = atomic_notifier_chain_register(&panic_notifier_list,

diff -u -p a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c
@@ -668,7 +668,7 @@ static int __init sclp_detect_standby_me
 	if (rc)
 		goto out;
 	sclp_pdev = platform_device_register_simple("sclp_mem", -1, NULL, 0);
-	rc = IS_ERR(sclp_pdev) ? PTR_ERR(sclp_pdev) : 0;
+	rc = PTR_RET(sclp_pdev);
 	if (rc)
 		goto out_driver;
 	sclp_add_standby_memory();

diff -u -p a/drivers/s390/char/tape_class.c b/drivers/s390/char/tape_class.c
@@ -77,7 +77,7 @@ struct tape_class_device *register_tape_
 	tcd->class_device = device_create(tape_class, device,
 					  tcd->char_device->dev, NULL,
 					  "%s", tcd->device_name);
-	rc = IS_ERR(tcd->class_device) ? PTR_ERR(tcd->class_device) : 0;
+	rc = PTR_RET(tcd->class_device);
 	if (rc)
 		goto fail_with_cdev;
 	rc = sysfs_create_link(