From 1e37799b50eccb79c59c660b330746a7848c346b Mon Sep 17 00:00:00 2001
From: Yang Guang <yang.guang5@zte.com.cn>
Date: Thu, 28 Oct 2021 08:48:05 +0000
Subject: [PATCH] raid5-ppl: use swap() to make code cleaner
Git-commit: 1e37799b50eccb79c59c660b330746a7848c346b
Patch-mainline: v5.16-rc1
References: jsc#PED-2766
Use the macro `swap()` defined in `include/linux/minmax.h` to avoid
opencoding it.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Yang Guang <yang.guang5@zte.com.cn>
Signed-off-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Coly Li <colyli@suse.de>
---
drivers/md/raid5-ppl.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/md/raid5-ppl.c b/drivers/md/raid5-ppl.c
index 3ddc2aa0b530..4ab417915d7f 100644
--- a/drivers/md/raid5-ppl.c
+++ b/drivers/md/raid5-ppl.c
@@ -1081,7 +1081,7 @@ static int ppl_load_distributed(struct ppl_log *log)
struct ppl_conf *ppl_conf = log->ppl_conf;
struct md_rdev *rdev = log->rdev;
struct mddev *mddev = rdev->mddev;
- struct page *page, *page2, *tmp;
+ struct page *page, *page2;
struct ppl_header *pplhdr = NULL, *prev_pplhdr = NULL;
u32 crc, crc_stored;
u32 signature;
@@ -1156,9 +1156,7 @@ static int ppl_load_distributed(struct ppl_log *log)
prev_pplhdr_offset = pplhdr_offset;
prev_pplhdr = pplhdr;
- tmp = page;
- page = page2;
- page2 = tmp;
+ swap(page, page2);
/* calculate next potential ppl offset */
for (i = 0; i < le32_to_cpu(pplhdr->entries_count); i++)
--
2.35.3