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authorPi-Hsun Shih <pihsun@chromium.org>2019-03-11 15:55:40 +0800
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2019-04-04 10:07:10 +0200
commit24db953e942bd7a983e97892bdaddf69d00b1199 (patch)
treeb6ab845e15327ee63bf8f56b0caf852ba7ae2bdc /drivers/rtc/rtc-mt6397.c
parentfd86b2d4bbfc66a42af51677a72254d304d79c99 (diff)
downloadlinux-24db953e942bd7a983e97892bdaddf69d00b1199.tar.gz
rtc: mt6397: Don't call irq_dispose_mapping.
The IRQ mapping was changed to not being created in the rtc-mt6397
driver, so the irq_dispose_mapping is no longer needed.
Also the dev_id passed to free_irq should be the same as the last
argument passed to request_threaded_irq.
This prevents a "Trying to free already-free IRQ 274" warning when
unbinding the driver.

Fixes: e695d3a0b3b3 ("mfd: mt6397: Create irq mappings in mfd core driver")
Signed-off-by: Pi-Hsun Shih <pihsun@chromium.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-mt6397.c')
-rw-r--r--drivers/rtc/rtc-mt6397.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/rtc/rtc-mt6397.c b/drivers/rtc/rtc-mt6397.c
index e9a25ec4d434..c06cf5202e02 100644
--- a/drivers/rtc/rtc-mt6397.c
+++ b/drivers/rtc/rtc-mt6397.c
@@ -343,7 +343,7 @@ static int mtk_rtc_probe(struct platform_device *pdev)
 	if (ret) {
 		dev_err(&pdev->dev, "Failed to request alarm IRQ: %d: %d\n",
 			rtc->irq, ret);
-		goto out_dispose_irq;
+		return ret;
 	}
 
 	device_init_wakeup(&pdev->dev, 1);
@@ -359,9 +359,7 @@ static int mtk_rtc_probe(struct platform_device *pdev)
 	return 0;
 
 out_free_irq:
-	free_irq(rtc->irq, rtc->rtc_dev);
-out_dispose_irq:
-	irq_dispose_mapping(rtc->irq);
+	free_irq(rtc->irq, rtc);
 	return ret;
 }
 
@@ -369,8 +367,7 @@ static int mtk_rtc_remove(struct platform_device *pdev)
 {
 	struct mt6397_rtc *rtc = platform_get_drvdata(pdev);
 
-	free_irq(rtc->irq, rtc->rtc_dev);
-	irq_dispose_mapping(rtc->irq);
+	free_irq(rtc->irq, rtc);
 
 	return 0;
 }