linux-kernel - [PATCH] fs/ntfs3: Use swap() to improve code

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Message-ID: <20240706041808.181638-2-thorsten.blum@toblux.com>
Date: Sat,  6 Jul 2024 06:18:09 +0200
From: Thorsten Blum <thorsten.blum@...lux.com>
To: almaz.alexandrovich@...agon-software.com
Cc: ntfs3@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	Thorsten Blum <thorsten.blum@...lux.com>
Subject: [PATCH] fs/ntfs3: Use swap() to improve code

Use the swap() macro to simplify the code and improve its readability.

Fixes the following Coccinelle/coccicheck warning reported by
swap.cocci:

  WARNING opportunity for swap()

Compile-tested only.

Signed-off-by: Thorsten Blum <thorsten.blum@...lux.com>
---
 fs/ntfs3/lib/lzx_decompress.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/fs/ntfs3/lib/lzx_decompress.c b/fs/ntfs3/lib/lzx_decompress.c
index 6b16f07073c1..d9adb290acba 100644
--- a/fs/ntfs3/lib/lzx_decompress.c
+++ b/fs/ntfs3/lib/lzx_decompress.c
@@ -511,9 +511,7 @@ static int lzx_decompress_block(const struct lzx_decompressor *d,
 			 * quirk allows all 3 recent offsets to be handled by
 			 * the same code.  (For R0, the swap is a no-op.)
 			 */
-			match_offset = recent_offsets[offset_slot];
-			recent_offsets[offset_slot] = recent_offsets[0];
-			recent_offsets[0] = match_offset;
+			swap(recent_offsets[offset_slot], recent_offsets[0]);
 		} else {
 			/* Explicit offset  */
 
-- 
2.45.2