Messages in this thread Patch in this message | | | From | Axel Lin <> | Subject | [PATCH] regulator: stm32-pwr: Fix error checking for of_iomap | Date | Wed, 17 Apr 2019 16:43:35 +0800 |
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of_iomap returns NULL on error.
Signed-off-by: Axel Lin <axel.lin@ingics.com> --- drivers/regulator/stm32-pwr.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/regulator/stm32-pwr.c b/drivers/regulator/stm32-pwr.c index 222d593d76a2..dd5c2b383e5b 100644 --- a/drivers/regulator/stm32-pwr.c +++ b/drivers/regulator/stm32-pwr.c @@ -140,9 +140,9 @@ static int stm32_pwr_regulator_probe(struct platform_device *pdev) int i, ret = 0; base = of_iomap(np, 0); - if (IS_ERR(base)) { + if (!base) { dev_err(&pdev->dev, "Unable to map IO memory\n"); - return PTR_ERR(base); + return -ENODEV; } config.dev = &pdev->dev; -- 2.17.1
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