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extcon: max14577: Properly handle regmap_irq_get_virq error
author
Krzysztof Kozlowski
<k.kozlowski@samsung.com>
Fri, 18 Apr 2014 14:47:30 +0000
(16:47 +0200)
committer
Chanwoo Choi
<cw00.choi@samsung.com>
Thu, 24 Apr 2014 08:26:31 +0000
(17:26 +0900)
The regmap_irq_get_virq may return 0 or -EINVAL on error. Fail the probe
in both situations.
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
drivers/extcon/extcon-max14577.c
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diff --git
a/drivers/extcon/extcon-max14577.c
b/drivers/extcon/extcon-max14577.c
index
4179ce1
..
2acf746
100644
(file)
--- a/
drivers/extcon/extcon-max14577.c
+++ b/
drivers/extcon/extcon-max14577.c
@@
-721,7
+721,7
@@
static int max14577_muic_probe(struct platform_device *pdev)
unsigned int virq = 0;
virq = regmap_irq_get_virq(max14577->irq_data, muic_irq->irq);
- if (
!virq
)
+ if (
virq <= 0
)
return -EINVAL;
muic_irq->virq = virq;