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.free...@gmail.com>
Cc: Jonathan Cameron <ji...@kernel.org>
Cc: Hartmut Knaack <knaac...@gmx.de>
Cc: Lars-Peter Clausen <l...@metafoo.de>
Cc: Peter Meerwald <pme...@pmeerw.net>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Cc: Tapasweni Pathak <tapaswenipat...@gmail.com>
---
 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

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