On Sun, 27 Oct 2024, Mario Limonciello wrote:
> The sanity check that the platform handler had choices set doesn't
> need the mutex taken. Move it to earlier in the registration.
>
> Tested-by: Matthew Schwartz <matthew.schwartz@linux.dev>
> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
> ---
> drivers/acpi/platform_profile.c | 13 ++++++-------
> 1 file changed, 6 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c
> index 0c60fc970b6e8..c20256bb39579 100644
> --- a/drivers/acpi/platform_profile.c
> +++ b/drivers/acpi/platform_profile.c
> @@ -180,6 +180,12 @@ int platform_profile_register(struct platform_profile_handler *pprof)
> {
> int err;
>
> + /* Sanity check the profile handler field are set */
> + if (!pprof || bitmap_empty(pprof->choices, PLATFORM_PROFILE_LAST) ||
> + !pprof->profile_set || !pprof->profile_get) {
While moving the line, please change the misleading indentation too
(you'd have probably done it based on my comment on v1 too but since
this series has changed things a bit, I'm noting it also against this
patch).
--
i.
> + return -EINVAL;
> + }
> +
> mutex_lock(&profile_lock);
> /* We can only have one active profile */
> if (cur_profile) {
> @@ -187,13 +193,6 @@ int platform_profile_register(struct platform_profile_handler *pprof)
> return -EEXIST;
> }
>
> - /* Sanity check the profile handler field are set */
> - if (!pprof || bitmap_empty(pprof->choices, PLATFORM_PROFILE_LAST) ||
> - !pprof->profile_set || !pprof->profile_get) {
> - mutex_unlock(&profile_lock);
> - return -EINVAL;
> - }
> -
> err = sysfs_create_group(acpi_kobj, &platform_profile_group);
> if (err) {
> mutex_unlock(&profile_lock);
>