From f479fee3827aa8a532b62b41025075b25259117e Mon Sep 17 00:00:00 2001 From: Cheng-Yang Chou Date: Mon, 16 Jun 2025 04:04:14 +0800 Subject: [PATCH] sched_ext: Return NULL in llc_span Use NULL instead of 0 to signal no LLC domain, matching numa_span() and the function comment. No functional change. Signed-off-by: Cheng-Yang Chou Signed-off-by: Tejun Heo --- kernel/sched/ext_idle.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/ext_idle.c b/kernel/sched/ext_idle.c index b79cbdb7999a2..dfacb0ad9b6f1 100644 --- a/kernel/sched/ext_idle.c +++ b/kernel/sched/ext_idle.c @@ -249,7 +249,7 @@ static struct cpumask *llc_span(s32 cpu) sd = rcu_dereference(per_cpu(sd_llc, cpu)); if (!sd) - return 0; + return NULL; return sched_domain_span(sd); } -- 2.47.2