kernel: check for NULL smallTaskCore in power_saving mode rebalance()

should fix power saving issue from #18915 Change-Id: Ie0d64445599a3f3af6b2c7f654b20e26bd4e3b8b Reviewed-on: https://review.haiku-os.org/c/haiku/+/7790 Reviewed-by: waddlesplash <[email protected]> Tested-by: Commit checker robot <[email protected]> Haiku-Format: Haiku-format Bot <[email protected]>
2024-06-25 20:53:36 +00:00
parent 97a29cc796
commit 61607003b1
1 changed files with 3 additions and 1 deletions
@@ -150,8 +150,10 @@ rebalance(const ThreadData* threadData)
 			sSmallTaskCore = NULL;
 			CoreEntry* smallTaskCore = choose_small_task_core();

-			if (threadLoad > coreLoad / 3 || !smallTaskCore->CPUMask().Matches(mask))
+			if (threadLoad > coreLoad / 3 || smallTaskCore == NULL
+				|| !smallTaskCore->CPUMask().Matches(mask)) {
 				return core;
+			}
 			return coreLoad > kVeryHighLoad ? smallTaskCore : core;
 		}