diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2021-01-06 12:03:08 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2021-01-07 20:13:51 +0300 |
| commit | f8f706ad75abbc65fee365853e7b24731223fd6d (patch) | |
| tree | 48a228bf4c80bede9475334849afd983c55326ae /drivers | |
| parent | 0fe1329b7b518f67c8f1760711eb0eaf90433fd3 (diff) | |
| download | linux-f8f706ad75abbc65fee365853e7b24731223fd6d.tar.xz | |
powercap/drivers/dtpm: Fix an IS_ERR() vs NULL check
The powercap_register_control_type() function never returns NULL, it
returns error pointers on error so update this check.
Fixes: a20d0ef97abf ("powercap/drivers/dtpm: Add API for dynamic thermal power management")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/powercap/dtpm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/powercap/dtpm.c b/drivers/powercap/dtpm.c index 470a1182b868..5a51cd34a7e8 100644 --- a/drivers/powercap/dtpm.c +++ b/drivers/powercap/dtpm.c @@ -467,9 +467,9 @@ static int __init dtpm_init(void) struct dtpm_descr **dtpm_descr; pct = powercap_register_control_type(NULL, "dtpm", NULL); - if (!pct) { + if (IS_ERR(pct)) { pr_err("Failed to register control type\n"); - return -EINVAL; + return PTR_ERR(pct); } for_each_dtpm_table(dtpm_descr) |