devm_ioremap() returns NULL on error. It doesn't return error pointers.
Fixes: 6dd112b9f85e ("iio: adc: mxs-lradc: Add support for ADC driver")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/iio/adc/mxs-lradc-adc.c b/drivers/iio/adc/mxs-lradc-adc.c
index b0c7d8ee5cb8..493e2a26415d 100644
--- a/drivers/iio/adc/mxs-lradc-adc.c
+++ b/drivers/iio/adc/mxs-lradc-adc.c
@@ -719,8 +719,8 @@ static int mxs_lradc_adc_probe(struct platform_device *pdev)
iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
adc->base = devm_ioremap(dev, iores->start, resource_size(iores));
- if (IS_ERR(adc->base))
- return PTR_ERR(adc->base);
+ if (!adc->base)
+ return -ENOMEM;
init_completion(&adc->completion);
spin_lock_init(&adc->lock);
--
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