linux-kernel - [PATCH] scripts: extract-ikconfig: add support for unzstd

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Date:   Sun, 6 Jun 2021 10:04:01 +0100
From:   Nour-eddine Taleb <1337.noureddine@...il.com>
To:     linux-kernel@...r.kernel.org
Subject: [PATCH] scripts: extract-ikconfig: add support for unzstd

the script doesn't work on newer bzImages without unzstd decompression

Signed-off-by: Nour-eddine Taleb <1337.noureddine@...il.com>
---
 scripts/extract-ikconfig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/extract-ikconfig b/scripts/extract-ikconfig
index 3b42f255e2ba..62b84d6d17e4 100755
--- a/scripts/extract-ikconfig
+++ b/scripts/extract-ikconfig
@@ -61,7 +61,8 @@ try_decompress '\3757zXZ\000' abcde unxz
 try_decompress 'BZh'          xy    bunzip2
 try_decompress '\135\0\0\0'   xxx   unlzma
 try_decompress '\211\114\132' xy    'lzop -d'
-try_decompress '\002\041\114\030' xyy 'lz4 -d -l'
+try_decompress '\002!L\030'   xxx   'lz4 -d'
+try_decompress '(\265/\375'   xxx   unzstd

 # Bail out:
 echo "$me: Cannot find kernel config." >&2
--
2.31.1