linux-kernel - [PATCH 1/3] usb: musb: dma: Correct parameter passed to IRQ handler

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Message-Id: <20190620173414.3201-1-paul@crapouillou.net>
Date:   Thu, 20 Jun 2019 19:34:12 +0200
From:   Paul Cercueil <paul@...pouillou.net>
To:     Bin Liu <b-liu@...com>
Cc:     od@...c.me, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, Paul Cercueil <paul@...pouillou.net>,
        Artur Rojek <contact@...ur-rojek.eu>
Subject: [PATCH 1/3] usb: musb: dma: Correct parameter passed to IRQ handler

The IRQ handler was passed a pointer to a struct dma_controller, but the
argument was then casted to a pointer to a struct musb_dma_controller.

Signed-off-by: Paul Cercueil <paul@...pouillou.net>
Tested-by: Artur Rojek <contact@...ur-rojek.eu>
---
 drivers/usb/musb/musbhsdma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c
index 5fc6825745f2..2d3751d885b4 100644
--- a/drivers/usb/musb/musbhsdma.c
+++ b/drivers/usb/musb/musbhsdma.c
@@ -425,7 +425,7 @@ struct dma_controller *musbhs_dma_controller_create(struct musb *musb,
 	controller->controller.channel_abort = dma_channel_abort;
 
 	if (request_irq(irq, dma_controller_irq, 0,
-			dev_name(musb->controller), &controller->controller)) {
+			dev_name(musb->controller), controller)) {
 		dev_err(dev, "request_irq %d failed!\n", irq);
 		musb_dma_controller_destroy(&controller->controller);
 
-- 
2.21.0.593.g511ec345e18