s390/qeth: move gdev shutdown handler to core

Duplicated code.
Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Acked-by: Ursula Braun <ubraun@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/s390/net/qeth_core.h

@@ -711,7 +711,6 @@ struct qeth_discipline {
 	void (*remove) (struct ccwgroup_device *);
 	int (*set_online) (struct ccwgroup_device *);
 	int (*set_offline) (struct ccwgroup_device *);
-	void (*shutdown)(struct ccwgroup_device *);
 	int (*prepare) (struct ccwgroup_device *);
 	void (*complete) (struct ccwgroup_device *);
 	int (*freeze)(struct ccwgroup_device *);

drivers/s390/net/qeth_core_main.c

@@ -5749,8 +5749,12 @@ static int qeth_core_set_offline(struct ccwgroup_device *gdev)
 static void qeth_core_shutdown(struct ccwgroup_device *gdev)
 {
 	struct qeth_card *card = dev_get_drvdata(&gdev->dev);
-	if (card->discipline && card->discipline->shutdown)
-		card->discipline->shutdown(gdev);
+	qeth_set_allowed_threads(card, 0, 1);
+	if ((gdev->state == CCWGROUP_ONLINE) && card->info.hwtrap)
+		qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM);
+	qeth_qdio_clear_card(card, 0);
+	qeth_clear_qdio_buffers(card);
+	qdio_free(CARD_DDEV(card));
 }
 
 static int qeth_core_prepare(struct ccwgroup_device *gdev)

drivers/s390/net/qeth_l2_main.c

@@ -1200,17 +1200,6 @@ static void __exit qeth_l2_exit(void)
 	pr_info("unregister layer 2 discipline\n");
 }
 
-static void qeth_l2_shutdown(struct ccwgroup_device *gdev)
-{
-	struct qeth_card *card = dev_get_drvdata(&gdev->dev);
-	qeth_set_allowed_threads(card, 0, 1);
-	if ((gdev->state == CCWGROUP_ONLINE) && card->info.hwtrap)
-		qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM);
-	qeth_qdio_clear_card(card, 0);
-	qeth_clear_qdio_buffers(card);
-	qdio_free(CARD_DDEV(card));
-}
-
 static int qeth_l2_pm_suspend(struct ccwgroup_device *gdev)
 {
 	struct qeth_card *card = dev_get_drvdata(&gdev->dev);
@@ -1288,7 +1277,6 @@ struct qeth_discipline qeth_l2_discipline = {
 	.remove = qeth_l2_remove_device,
 	.set_online = qeth_l2_set_online,
 	.set_offline = qeth_l2_set_offline,
-	.shutdown = qeth_l2_shutdown,
 	.freeze = qeth_l2_pm_suspend,
 	.thaw = qeth_l2_pm_resume,
 	.restore = qeth_l2_pm_resume,

drivers/s390/net/qeth_l3_main.c

@@ -3251,17 +3251,6 @@ static int qeth_l3_recover(void *ptr)
 	return 0;
 }
 
-static void qeth_l3_shutdown(struct ccwgroup_device *gdev)
-{
-	struct qeth_card *card = dev_get_drvdata(&gdev->dev);
-	qeth_set_allowed_threads(card, 0, 1);
-	if ((gdev->state == CCWGROUP_ONLINE) && card->info.hwtrap)
-		qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM);
-	qeth_qdio_clear_card(card, 0);
-	qeth_clear_qdio_buffers(card);
-	qdio_free(CARD_DDEV(card));
-}
-
 static int qeth_l3_pm_suspend(struct ccwgroup_device *gdev)
 {
 	struct qeth_card *card = dev_get_drvdata(&gdev->dev);
@@ -3325,7 +3314,6 @@ struct qeth_discipline qeth_l3_discipline = {
 	.remove = qeth_l3_remove_device,
 	.set_online = qeth_l3_set_online,
 	.set_offline = qeth_l3_set_offline,
-	.shutdown = qeth_l3_shutdown,
 	.freeze = qeth_l3_pm_suspend,
 	.thaw = qeth_l3_pm_resume,
 	.restore = qeth_l3_pm_resume,