From 1f91d0d5827512816789f74f4d72d16269bde1ec Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Thu, 7 May 2026 14:16:59 -1000 Subject: [PATCH] sched_ext: Fix !CONFIG_EXT_SUB_SCHED build warnings W=1 with CONFIG_EXT_SUB_SCHED=n flags 'err_msg' uninitialized and 'err_free_lb_resched' unused. Initialize err_msg and gate the label. Signed-off-by: Tejun Heo --- kernel/sched/ext.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/kernel/sched/ext.c b/kernel/sched/ext.c index 48b4834c7027..f4e2db8e56be 100644 --- a/kernel/sched/ext.c +++ b/kernel/sched/ext.c @@ -5584,7 +5584,7 @@ static void refresh_watchdog(void) static s32 scx_link_sched(struct scx_sched *sch) { - const char *err_msg; + const char *err_msg = ""; s32 ret = 0; scoped_guard(raw_spinlock_irq, &scx_sched_lock) { @@ -6652,8 +6652,10 @@ static struct scx_sched *scx_alloc_and_add_sched(struct sched_ext_ops *ops, #endif /* CONFIG_EXT_SUB_SCHED */ return sch; +#ifdef CONFIG_EXT_SUB_SCHED err_free_lb_resched: free_cpumask_var(sch->bypass_lb_resched_cpumask); +#endif err_free_lb_cpumask: free_cpumask_var(sch->bypass_lb_donee_cpumask); err_stop_helper: