linux-kernel - [PATCH -next] maple: fix to pass correct device identity to free

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Date:   Mon, 13 Dec 2021 15:36:01 +0800
From:   Yang Yingliang <yangyingliang@...wei.com>
To:     <linux-kernel@...r.kernel.org>, <linux-sh@...r.kernel.org>
CC:     <ysato@...rs.sourceforge.jp>, <dalias@...c.org>,
        <glaubitz@...sik.fu-berlin.de>
Subject: [PATCH -next] maple: fix to pass correct device identity to free_irq

free_irq() expects the same device identity that was passed to
corresponding request_irq(), otherwise the IRQ is not freed.

Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
 drivers/sh/maple/maple.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/sh/maple/maple.c b/drivers/sh/maple/maple.c
index e24e220e56ee..398043a4e870 100644
--- a/drivers/sh/maple/maple.c
+++ b/drivers/sh/maple/maple.c
@@ -870,10 +870,10 @@ static int __init maple_bus_init(void)
 	kmem_cache_destroy(maple_queue_cache);
 
 cleanup_bothirqs:
-	free_irq(HW_EVENT_VSYNC, 0);
+	free_irq(HW_EVENT_VSYNC, &maple_unsupported_device);
 
 cleanup_irq:
-	free_irq(HW_EVENT_MAPLE_DMA, 0);
+	free_irq(HW_EVENT_MAPLE_DMA, &maple_unsupported_device);
 
 cleanup_dma:
 	free_pages((unsigned long) maple_sendbuf, MAPLE_DMA_PAGES);
-- 
2.25.1