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authorPeng Fan <van.freenix@gmail.com>2015-08-30 10:12:57 +0200
committerJonathan Cameron <jic23@kernel.org>2015-08-31 17:13:16 +0200
commitf6707ef7a3c9196faee1841f4d12e990239f5dae (patch)
tree175c07e1475c907c64a26a5681083186a9ef2053
parentiio: light: fix platform_no_drv_owner.cocci warnings (diff)
downloadlinux-f6707ef7a3c9196faee1841f4d12e990239f5dae.tar.xz
linux-f6707ef7a3c9196faee1841f4d12e990239f5dae.zip
staging: iio: adc: lpc32xx: use correct reutrn value
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@gmail.com> Cc: Jonathan Cameron <jic23@kernel.org> Cc: Hartmut Knaack <knaack.h@gmx.de> Cc: Lars-Peter Clausen <lars@metafoo.de> Cc: Peter Meerwald <pmeerw@pmeerw.net> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Tapasweni Pathak <tapaswenipathak@gmail.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
-rw-r--r--drivers/staging/iio/adc/lpc32xx_adc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/staging/iio/adc/lpc32xx_adc.c b/drivers/staging/iio/adc/lpc32xx_adc.c
index 5331c442fcfc..bcf4ebb2e3ab 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,