sched/core: Combine separate 'else' and 'if' statements

The kernel coding style recommends using 'else if' instead of
placing 'if' on a separate line after 'else'. This change makes
the code consistent with the rest of the kernel codebase.

Signed-off-by: Liang Luo <luoliang@kylinos.cn>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20260608071842.325159-1-luoliang@kylinos.cn

kernel/sched/core.c

@@ -3816,8 +3816,7 @@ ttwu_do_activate(struct rq *rq, struct task_struct *p, int wake_flags,
 		en_flags |= ENQUEUE_RQ_SELECTED;
 	if (wake_flags & WF_MIGRATED)
 		en_flags |= ENQUEUE_MIGRATED;
-	else
-	if (p->in_iowait) {
+	else if (p->in_iowait) {
 		delayacct_blkio_end(p);
 		atomic_dec(&task_rq(p)->nr_iowait);
 	}