diff mbox series

[v2,05/15] ACPI: platform_profile: Move sanity check out of the mutex

Message ID 20241028020131.8031-6-mario.limonciello@amd.com (mailing list archive)
State New
Headers show
Series Add support for binding ACPI platform profile to multiple drivers | expand

Commit Message

Mario Limonciello Oct. 28, 2024, 2:01 a.m. UTC 
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 mbox series

Patch

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) {
+		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);