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authorKrzysztof Kozlowski <k.kozlowski@samsung.com>2014-04-18 16:47:30 +0200
committerChanwoo Choi <cw00.choi@samsung.com>2014-04-24 17:26:31 +0900
commit369afd4ba22f5b8de0c9229b6e62b3f9e2207034 (patch)
tree3ca0176a759326d5b204231d97cb51af435d0ae5 /drivers/extcon
parent12adef5b49e98eb181b4163c36e2998169e1379b (diff)
downloadlinux-369afd4ba22f5b8de0c9229b6e62b3f9e2207034.tar.bz2
extcon: max14577: Properly handle regmap_irq_get_virq error
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>
Diffstat (limited to 'drivers/extcon')
-rw-r--r--drivers/extcon/extcon-max14577.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/extcon/extcon-max14577.c b/drivers/extcon/extcon-max14577.c
index 4179ce1a23de..2acf7461c905 100644
--- 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;