[PATCH v2 3/3] powercap: arm_scmi: Fix a NULL vs IS_ERR() bug

From: Cristian Marussi
Date: Tue Sep 06 2022 - 11:13:00 EST


From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

The powercap_register_control_type() return error pointers. It never
returns NULL.

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
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