From: Arvind Yadav Date: Thu, 30 Nov 2017 15:43:34 +0000 (+0530) Subject: iio: trigger: Fix platform_get_irq's error checking X-Git-Tag: rel_imx_4.19.35_1.1.0~10789^2~439^2~1 X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=cccae604868c821754883edee6ced81b22e6b75a;p=linux.git iio: trigger: Fix platform_get_irq's error checking The platform_get_irq() function returns negative if an error occurs. zero or positive number on success. platform_get_irq() error checking for zero is not correct. Signed-off-by: Arvind Yadav Signed-off-by: Jonathan Cameron --- diff --git a/drivers/staging/iio/trigger/iio-trig-bfin-timer.c b/drivers/staging/iio/trigger/iio-trig-bfin-timer.c index d80dcf82eba9..f389f5cca99d 100644 --- a/drivers/staging/iio/trigger/iio-trig-bfin-timer.c +++ b/drivers/staging/iio/trigger/iio-trig-bfin-timer.c @@ -187,9 +187,9 @@ static int iio_bfin_tmr_trigger_probe(struct platform_device *pdev) return -ENOMEM; st->irq = platform_get_irq(pdev, 0); - if (!st->irq) { + if (st->irq < 0) { dev_err(&pdev->dev, "No IRQs specified"); - return -ENODEV; + return st->irq; } ret = iio_bfin_tmr_get_number(st->irq);