Replace comma between expressions with semicolons.

Using a ',' in place of a ';' can have unintended side effects.
Although that is not the case here, it is seems best to use ';'
unless ',' is intended.

Found by inspection.
No functional change intended.
Compile tested only.

Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
---
 kernel/sched/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index b6cc1cf499d6..ee6eea615532 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -8498,7 +8498,7 @@ void __init sched_init(void)
 	}
 
 	set_load_weight(&init_task, false);
-	init_task.se.slice = sysctl_sched_base_slice,
+	init_task.se.slice = sysctl_sched_base_slice;
 
 	/*
 	 * The boot idle thread does lazy MMU switching as well:
-- 
2.25.1