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i2c: mt65xx: fix IRQ check

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Iff platform_get_irq() returns 0, the driver's probe() method will return 0
early (as if the method's call was successful).  Let's consider IRQ0 valid
for simplicity -- devm_request_irq() can always override that decision...

Fixes: ce38815d39 ("I2C: mediatek: Add driver for MediaTek I2C controller")
Signed-off-by: Sergey Shtylyov <s.shtylyov@omprussia.ru>
Reviewed-by: Qii Wang <qii.wang@mediatek.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
Sergey Shtylyov 2021-07-04 17:38:45 +03:00 • committed by Wolfram Sang
parent 3cfc883804
commit 58fb7c643d
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-mt65xx.c
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@ -1211,7 +1211,7 @@ static int mtk_i2c_probe(struct platform_device *pdev)
return PTR_ERR(i2c->pdmabase);
irq = platform_get_irq(pdev, 0);
if (irq <= 0)
if (irq < 0)
return irq;
init_completion(&i2c->msg_complete);