From: Cristian Marussi <cristian.marussi@arm.com>
To: linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org
Cc: sudeep.holla@arm.com, james.quinlan@broadcom.com,
Jonathan.Cameron@Huawei.com, f.fainelli@gmail.com,
etienne.carriere@linaro.org, vincent.guittot@linaro.org,
daniel.lezcano@linaro.org, tarek.el-sherbiny@arm.com,
adrian.slatineanu@arm.com, souvik.chakravarty@arm.com,
wleavitt@marvell.com, wbartczak@marvell.com,
dan.carpenter@oracle.com, lukasz.luba@arm.com
Subject: [PATCH v2 3/3] powercap: arm_scmi: Fix a NULL vs IS_ERR() bug
Date: Tue, 6 Sep 2022 15:23:37 +0100 [thread overview]
Message-ID: <20220906142337.1697569-4-cristian.marussi@arm.com> (raw)
In-Reply-To: <20220906142337.1697569-1-cristian.marussi@arm.com>
From: Dan Carpenter <dan.carpenter@oracle.com>
The powercap_register_control_type() return error pointers. It never
returns NULL.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
drivers/powercap/arm_scmi_powercap.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/powercap/arm_scmi_powercap.c b/drivers/powercap/arm_scmi_powercap.c
index 76200c004cad..05d0e516176a 100644
--- a/drivers/powercap/arm_scmi_powercap.c
+++ b/drivers/powercap/arm_scmi_powercap.c
@@ -485,8 +485,8 @@ static int __init scmi_powercap_init(void)
int ret;
scmi_top_pcntrl = powercap_register_control_type(NULL, "arm-scmi", NULL);
- if (!scmi_top_pcntrl)
- return -ENODEV;
+ if (IS_ERR(scmi_top_pcntrl))
+ return PTR_ERR(scmi_top_pcntrl);
ret = scmi_register(&scmi_powercap_driver);
if (ret)
--
2.32.0
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prev parent reply other threads:[~2022-09-06 15:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-06 14:23 [PATCH v2 0/3] Add ARM SCMI Powercap driver Cristian Marussi
2022-09-06 14:23 ` [PATCH v2 1/3] powercap: arm_scmi: Add SCMI Powercap based driver Cristian Marussi
2022-10-07 15:09 ` Rafael J. Wysocki
2022-10-07 15:39 ` Cristian Marussi
2022-10-10 9:21 ` Sudeep Holla
2022-10-10 13:14 ` Lukasz Luba
2022-09-06 14:23 ` [PATCH v2 2/3] powercap: arm_scmi: Fix signedness bug in probe Cristian Marussi
2022-09-06 14:23 ` Cristian Marussi [this message]
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