[v1,1/2] thermal: testing: Simplify tt_get_tt_zone()

Commit Message

Rafael J. Wysocki Nov. 10, 2024, 1:04 p.m. UTC

From: Rafael J. Wysocki <[e-mail]>

Notice that tt_get_tt_zone() need not use the ret variable in
the tt_thermal_zones list walk and make it return right after
incrementing the reference counter of the matching entry.

No functional impact.

Signed-off-by: Rafael J. Wysocki <[e-mail]>
---
 drivers/thermal/testing/zone.c |    9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

Patch

Index: linux-pm/drivers/thermal/testing/zone.c
===================================================================
--- linux-pm.orig/drivers/thermal/testing/zone.c
+++ linux-pm/drivers/thermal/testing/zone.c
@@ -288,19 +288,14 @@  static struct tt_thermal_zone *tt_get_tt
 
 	guard(mutex)(&tt_thermal_zones_lock);
 
-	ret = -EINVAL;
 	list_for_each_entry(tt_zone, &tt_thermal_zones, list_node) {
 		if (tt_zone->id == id) {
 			tt_zone->refcount++;
-			ret = 0;
-			break;
+			return tt_zone;
 		}
 	}
 
-	if (ret)
-		return ERR_PTR(ret);
-
-	return tt_zone;
+	return ERR_PTR(-EINVAL);
 }
 
 static void tt_put_tt_zone(struct tt_thermal_zone *tt_zone)