linux-kernel - [PATCH] mm/damon/vaddr: use swap() to make code cleaner

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Date:   Tue,  9 Nov 2021 19:32:21 -0800
From:   Yihao Han <hanyihao@...o.com>
To:     SeongJae Park <sj@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Cc:     kernel@...o.com, Yihao Han <hanyihao@...o.com>
Subject: [PATCH] mm/damon/vaddr: use swap() to make code cleaner

Use the macro 'swap()' defined in 'include/linux/minmax.h' to avoid
opencoding it.

Signed-off-by: Yihao Han <hanyihao@...o.com>
---
 mm/damon/vaddr.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/mm/damon/vaddr.c b/mm/damon/vaddr.c
index 35fe49080ee9..414d9fb9c827 100644
--- a/mm/damon/vaddr.c
+++ b/mm/damon/vaddr.c
@@ -100,11 +100,7 @@ static unsigned long sz_range(struct damon_addr_range *r)
 static void swap_ranges(struct damon_addr_range *r1,
 			struct damon_addr_range *r2)
 {
-	struct damon_addr_range tmp;
-
-	tmp = *r1;
-	*r1 = *r2;
-	*r2 = tmp;
+	swap(*r1, *r2);
 }
 
 /*
-- 
2.17.1