[PATCH 1/1] Decompressors: remove unused variable 'level' in parse_header()

From: Zhen Lei
Date: Tue May 18 2021 - 02:44:11 EST


GCC reports the following warning with W=1:

lib/decompress_unlzo.c:46:5: warning:
variable 'level' set but not used [-Wunused-but-set-variable]
46 | u8 level = 0;
| ^~~~~

This variable is not used, remove it to fix the warning.

Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
---
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
--
2.25.1