[PATCH -next v2] iio: adc: mxs-lradc: Fix return value check in mxs_lradc_adc_probe()

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From: Wei Yongjun <weiyongjun1@xxxxxxxxxx>

In case of error, the function devm_ioremap() returns NULL pointer not
ERR_PTR(). Use devm_ioremap_resource() instead of devm_ioremap().

Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
---
v1 -> v2: use devm_ioremap_resource()
---
 drivers/iio/adc/mxs-lradc-adc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/adc/mxs-lradc-adc.c b/drivers/iio/adc/mxs-lradc-adc.c
index b0c7d8e..2faf65f 100644
--- a/drivers/iio/adc/mxs-lradc-adc.c
+++ b/drivers/iio/adc/mxs-lradc-adc.c
@@ -718,7 +718,7 @@ static int mxs_lradc_adc_probe(struct platform_device *pdev)
 	adc->dev = dev;
 
 	iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	adc->base = devm_ioremap(dev, iores->start, resource_size(iores));
+	adc->base = devm_ioremap_resource(dev, iores);
 	if (IS_ERR(adc->base))
 		return PTR_ERR(adc->base);

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