linux-kernel - [PATCH 18/19] mailbox: stm32-ipcc: Use device-managed registration API

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Date:   Wed, 21 Nov 2018 15:54:28 +0100
From:   Thierry Reding <thierry.reding@...il.com>
To:     Jassi Brar <jassisinghbrar@...il.com>
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH 18/19] mailbox: stm32-ipcc: Use device-managed registration API

From: Thierry Reding <treding@...dia.com>

Get rid of some boilerplate driver removal code by using the newly added
device-managed registration API.

Signed-off-by: Thierry Reding <treding@...dia.com>
---
 drivers/mailbox/stm32-ipcc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/mailbox/stm32-ipcc.c b/drivers/mailbox/stm32-ipcc.c
index 533b0da5235d..a338bd4cd7db 100644
--- a/drivers/mailbox/stm32-ipcc.c
+++ b/drivers/mailbox/stm32-ipcc.c
@@ -299,7 +299,7 @@ static int stm32_ipcc_probe(struct platform_device *pdev)
 	for (i = 0; i < ipcc->controller.num_chans; i++)
 		ipcc->controller.chans[i].con_priv = (void *)i;
 
-	ret = mbox_controller_register(&ipcc->controller);
+	ret = devm_mbox_controller_register(dev, &ipcc->controller);
 	if (ret)
 		goto err_irq_wkp;
 
@@ -329,8 +329,6 @@ static int stm32_ipcc_remove(struct platform_device *pdev)
 {
 	struct stm32_ipcc *ipcc = platform_get_drvdata(pdev);
 
-	mbox_controller_unregister(&ipcc->controller);
-
 	if (ipcc->wkp)
 		dev_pm_clear_wake_irq(&pdev->dev);
 
-- 
2.19.1