linux-kernel - [PATCH] drivers/android: remove redundant ret variable

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Date:   Tue,  4 Jan 2022 11:35:00 +0000
From:   cgel.zte@...il.com
To:     gregkh@...uxfoundation.org
Cc:     arve@...roid.com, tkjos@...roid.com, maco@...roid.com,
        joel@...lfernandes.org, christian@...uner.io, hridya@...gle.com,
        surenb@...gle.com, linux-kernel@...r.kernel.org,
        Minghao Chi <chi.minghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>, CGEL ZTE <cgel.zte@...il.com>
Subject: [PATCH] drivers/android: remove redundant ret variable

From: Minghao Chi <chi.minghao@....com.cn>

Return value from list_lru_count() directly instead
of taking this in another redundant variable.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Minghao Chi <chi.minghao@....com.cn>
Signed-off-by: CGEL ZTE <cgel.zte@...il.com>
---
 drivers/android/binder_alloc.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c
index 340515f54498..4f221d1839f4 100644
--- a/drivers/android/binder_alloc.c
+++ b/drivers/android/binder_alloc.c
@@ -1049,18 +1049,14 @@ enum lru_status binder_alloc_free_page(struct list_head *item,
 static unsigned long
 binder_shrink_count(struct shrinker *shrink, struct shrink_control *sc)
 {
-	unsigned long ret = list_lru_count(&binder_alloc_lru);
-	return ret;
+	return list_lru_count(&binder_alloc_lru);
 }
 
 static unsigned long
 binder_shrink_scan(struct shrinker *shrink, struct shrink_control *sc)
 {
-	unsigned long ret;
-
-	ret = list_lru_walk(&binder_alloc_lru, binder_alloc_free_page,
+	return list_lru_walk(&binder_alloc_lru, binder_alloc_free_page,
 			    NULL, sc->nr_to_scan);
-	return ret;
 }
 
 static struct shrinker binder_shrinker = {
-- 
2.25.1