regulator: tps80031: Use IS_ERR to check return value of regulator_register()

regulator_register() does not return NULL, it returns ERR_PTR on error.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/drivers/regulator/tps80031-regulator.c b/drivers/regulator/tps80031-regulator.c
index b15d711..9019d0e 100644 (file)
--- a/drivers/regulator/tps80031-regulator.c
+++ b/drivers/regulator/tps80031-regulator.c
@@ -728,7 +728,7 @@ static int tps80031_regulator_probe(struct platform_device *pdev)
                        }
                }
                rdev = regulator_register(&ri->rinfo->desc, &config);
-               if (IS_ERR_OR_NULL(rdev)) {
+               if (IS_ERR(rdev)) {
                        dev_err(&pdev->dev,
                                "register regulator failed %s\n",
                                        ri->rinfo->desc.name);