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authorWei Yongjun <weiyongjun1@huawei.com>2019-04-17 02:30:59 +0000
committerMark Brown <broonie@kernel.org>2019-04-17 17:33:45 +0100
commitdc62f951a6a8490bcccc7b6de36cd85bd57be740 (patch)
treeea24d7c73c857f30c3b40face0b53799a29fc624 /drivers/regulator
parent82f26185a91298a21aa33a985893dd5f8ed4c75a (diff)
downloadlinux-dc62f951a6a8490bcccc7b6de36cd85bd57be740.tar.gz
regulator: stm32-pwr: Fix return value check in stm32_pwr_regulator_probe()
In case of error, the function of_iomap() returns NULL pointer not
ERR_PTR(). The IS_ERR() test in the return value check should be
replaced with NULL test.

Fixes: 6cdae8173f67 ("regulator: Add support for stm32 power regulators")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/stm32-pwr.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/regulator/stm32-pwr.c b/drivers/regulator/stm32-pwr.c
index 222d593d76a2..7b39a41530d4 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 -ENOMEM;
 	}
 
 	config.dev = &pdev->dev;