To lpc32xx_adc driver, when platform_get_resource or platform_get_irq failed, we should use -ENXIO as a return value, but not -EBUSY. Signed-off-by: Peng Fan <van.freenix@xxxxxxxxx> Cc: Jonathan Cameron <jic23@xxxxxxxxxx> Cc: Hartmut Knaack <knaack.h@xxxxxx> Cc: Lars-Peter Clausen <lars@xxxxxxxxxx> Cc: Peter Meerwald <pmeerw@xxxxxxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Cc: Tapasweni Pathak <tapaswenipathak@xxxxxxxxx> --- drivers/staging/iio/adc/lpc32xx_adc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/iio/adc/lpc32xx_adc.c b/drivers/staging/iio/adc/lpc32xx_adc.c index 5331c44..bcf4ebb 100644 --- a/drivers/staging/iio/adc/lpc32xx_adc.c +++ b/drivers/staging/iio/adc/lpc32xx_adc.c @@ -137,7 +137,7 @@ static int lpc32xx_adc_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { dev_err(&pdev->dev, "failed to get platform I/O memory\n"); - return -EBUSY; + return -ENXIO; } iodev = devm_iio_device_alloc(&pdev->dev, sizeof(*info)); @@ -162,7 +162,7 @@ static int lpc32xx_adc_probe(struct platform_device *pdev) irq = platform_get_irq(pdev, 0); if (irq <= 0) { dev_err(&pdev->dev, "failed getting interrupt resource\n"); - return -EINVAL; + return -ENXIO; } retval = devm_request_irq(&pdev->dev, irq, lpc32xx_adc_isr, 0, -- 1.8.4 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel