linux-kernel - [PATCH] [NOT FOR MERGING] lib: Be noisy about used decompression method.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-Id: <20180322021043.29889-1-kilobyte@angband.pl>
Date:   Thu, 22 Mar 2018 03:10:43 +0100
From:   Adam Borowski <kilobyte@...band.pl>
To:     Nick Terrell <terrelln@...com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org,
        x86@...nel.org, kernel-team@...com, Chris Mason <clm@...com>,
        Rene Rebe <rene@...ctcode.com>,
        Julian Andres Klode <julian.klode@...onical.com>,
        Andi Kleen <ak@...ux.intel.com>
Cc:     Adam Borowski <kilobyte@...band.pl>
Subject: [PATCH] [NOT FOR MERGING] lib: Be noisy about used decompression method.

It's too easy to build the initrd with wrong options during testing, after
which it may silently work anyway.

Signed-off-by: Adam Borowski <kilobyte@...band.pl>
---
 lib/decompress.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/decompress.c b/lib/decompress.c
index ab3fc90ffc64..556b9d916e10 100644
--- a/lib/decompress.c
+++ b/lib/decompress.c
@@ -78,7 +78,9 @@ decompress_fn __init decompress_method(const unsigned char *inbuf, long len,
 			break;
 
 	}
-	if (name)
+	if (name) {
 		*name = cf->name;
+		printk("Decompressing using %s.\n", *name);
+	}
 	return cf->decompressor;
 }
-- 
2.16.2