linux-kernel - [PATCH] lib/lzo: remove unused variable

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Message-Id: <1604675200-50217-1-git-send-email-alex.shi@linux.alibaba.com>
Date:   Fri,  6 Nov 2020 23:06:40 +0800
From:   Alex Shi <alex.shi@...ux.alibaba.com>
To:     markus@...rhumer.com
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH] lib/lzo: remove unused variable

the variable 'level' is unused, so remove it to avoid the gcc complain:
lib/decompress_unlzo.c:46:5: warning: variable ‘level’ set but not used
[-Wunused-but-set-variable]

Signed-off-by: Alex Shi <alex.shi@...ux.alibaba.com>
Cc: linux-kernel@...r.kernel.org 
---
 lib/decompress_unlzo.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/decompress_unlzo.c b/lib/decompress_unlzo.c
index 1f439a622076..64c1358500ce 100644
--- a/lib/decompress_unlzo.c
+++ b/lib/decompress_unlzo.c
@@ -43,7 +43,6 @@ STATIC inline long INIT parse_header(u8 *input, long *skip, long in_len)
 	int l;
 	u8 *parse = input;
 	u8 *end = input + in_len;
-	u8 level = 0;
 	u16 version;
 
 	/*
@@ -65,7 +64,7 @@ STATIC inline long INIT parse_header(u8 *input, long *skip, long in_len)
 	version = get_unaligned_be16(parse);
 	parse += 7;
 	if (version >= 0x0940)
-		level = *parse++;
+		parse++;
 	if (get_unaligned_be32(parse) & HEADER_HAS_FILTER)
 		parse += 8; /* flags + filter info */
 	else
-- 
1.8.3.1