From: Daniel Edgecumbe <git@esotericnonsense.com>
Date: Mon, 2 Sep 2019 21:03:14 +0000 (+0100)
Subject: gzip: default level with ENABLE_FEATURE_GZIP_LEVELS should be 6
X-Git-Tag: 1_32_0~166
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=de82f0b764de4720fed3378f2e5f938a3f4b9d18;p=oweals%2Fbusybox.git

gzip: default level with ENABLE_FEATURE_GZIP_LEVELS should be 6

Fixes an off-by-one that actually resulted in level 7 being used

Signed-off-by: Daniel Edgecumbe <git@esotericnonsense.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---

diff --git a/archival/gzip.c b/archival/gzip.c
index 17341de45..37db347b8 100644
--- a/archival/gzip.c
+++ b/archival/gzip.c
@@ -2222,7 +2222,7 @@ int gzip_main(int argc UNUSED_PARAM, char **argv)
 #if ENABLE_FEATURE_GZIP_LEVELS
 	opt >>= (BBUNPK_OPTSTRLEN IF_FEATURE_GZIP_DECOMPRESS(+ 2) + 1); /* drop cfkvq[dt]n bits */
 	if (opt == 0)
-		opt = 1 << 6; /* default: 6 */
+		opt = 1 << 5; /* default: 6 */
 	opt = ffs(opt >> 4); /* Maps -1..-4 to [0], -5 to [1] ... -9 to [5] */
 	max_chain_length = 1 << gzip_level_config[opt].chain_shift;
 	good_match	 = gzip_level_config[opt].good;