| Message ID | 20221125073626.1868229-1-yangyingliang@huawei.com (mailing list archive) |
|---|---|
| State | Not Applicable |
| Headers | show |
| Series | [resend] mfd: pm8008: Fix return value check in pm8008_probe() | expand |
On Fri, 25 Nov 2022, Yang Yingliang wrote: > In case of error, the function devm_regmap_init_i2c() returns > ERR_PTR() and never returns NULL. The NULL test in the return > value check should be replaced with IS_ERR(). > > Fixes: 6b149f3310a4 ("mfd: pm8008: Add driver for QCOM PM8008 PMIC") > Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> > Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> > Acked-by: Guru Das Srinagesh <gurus@codeaurora.org> > --- > The previous patch link: > https://lore.kernel.org/lkml/20210605022446.4119978-1-yangyingliang@huawei.com/ > --- > drivers/mfd/qcom-pm8008.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Applied, thanks.
diff --git a/drivers/mfd/qcom-pm8008.c b/drivers/mfd/qcom-pm8008.c index 4b8ff947762f..9f3c4a01b4c1 100644 --- a/drivers/mfd/qcom-pm8008.c +++ b/drivers/mfd/qcom-pm8008.c @@ -215,8 +215,8 @@ static int pm8008_probe(struct i2c_client *client) dev = &client->dev; regmap = devm_regmap_init_i2c(client, &qcom_mfd_regmap_cfg); - if (!regmap) - return -ENODEV; + if (IS_ERR(regmap)) + return PTR_ERR(regmap); i2c_set_clientdata(client, regmap);
In case of error, the function devm_regmap_init_i2c() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR(). Fixes: 6b149f3310a4 ("mfd: pm8008: Add driver for QCOM PM8008 PMIC") Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> Acked-by: Guru Das Srinagesh <gurus@codeaurora.org> --- The previous patch link: https://lore.kernel.org/lkml/20210605022446.4119978-1-yangyingliang@huawei.com/ --- drivers/mfd/qcom-pm8008.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)