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* [PATCH] extcon: adc-jack: Fix checking return value of request_any_context_irq
@ 2012-09-27 23:36 Axel Lin
  2012-09-30  4:07 ` anish kumar
  2012-10-02  0:28 ` Chanwoo Choi
  0 siblings, 2 replies; 3+ messages in thread
From: Axel Lin @ 2012-09-27 23:36 UTC (permalink / raw)
  To: linux-kernel; +Cc: MyungJoo Ham, Chanwoo Choi, anish kumar

On failure, request_any_context_irq() returns a negative value.
On success, it returns either IRQC_IS_HARDIRQ or IRQC_IS_NESTED.

Also ensure adc_jack_probe() return 0 on success.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
 drivers/extcon/extcon-adc-jack.c |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/extcon/extcon-adc-jack.c b/drivers/extcon/extcon-adc-jack.c
index 725eb5a..2cc6bec 100644
--- a/drivers/extcon/extcon-adc-jack.c
+++ b/drivers/extcon/extcon-adc-jack.c
@@ -161,13 +161,12 @@ static int __devinit adc_jack_probe(struct platform_device *pdev)
 	err = request_any_context_irq(data->irq, adc_jack_irq_thread,
 			pdata->irq_flags, pdata->name, data);
 
-	if (err) {
+	if (err < 0) {
 		dev_err(&pdev->dev, "error: irq %d\n", data->irq);
-		err = -EINVAL;
 		goto err_irq;
 	}
 
-	goto out;
+	return 0;
 
 err_irq:
 	extcon_dev_unregister(&data->edev);
-- 
1.7.9.5




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2012-09-27 23:36 [PATCH] extcon: adc-jack: Fix checking return value of request_any_context_irq Axel Lin
2012-09-30  4:07 ` anish kumar
2012-10-02  0:28 ` Chanwoo Choi

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