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Message-Id: <20200506211523.15077-7-keescook@chromium.org>
Date: Wed, 6 May 2020 14:15:23 -0700
From: Kees Cook <keescook@...omium.org>
To: Pavel Tatashin <pasha.tatashin@...een.com>
Cc: Kees Cook <keescook@...omium.org>,
Anton Vorontsov <anton@...msg.org>,
Colin Cross <ccross@...roid.com>,
Tony Luck <tony.luck@...el.com>,
Jonathan Corbet <corbet@....net>,
Rob Herring <robh+dt@...nel.org>,
Benson Leung <bleung@...omium.org>,
Enric Balletbo i Serra <enric.balletbo@...labora.com>,
Petr Mladek <pmladek@...e.com>,
Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
Steven Rostedt <rostedt@...dmis.org>, jmorris@...ei.org,
sashal@...nel.org, linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: [PATCH v3 6/6] pstore/ram: Adjust module param permissions to reflect reality
A couple module parameters had 0600 permissions, but changing them would
have no impact on ramoops, so switch these to 0400 to reflect reality.
Signed-off-by: Kees Cook <keescook@...omium.org>
---
fs/pstore/ram.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index b8dac1d04e96..1de9d68d5c24 100644
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -53,7 +53,7 @@ MODULE_PARM_DESC(mem_size,
"size of reserved RAM used to store oops/panic logs");
static unsigned int mem_type;
-module_param(mem_type, uint, 0600);
+module_param(mem_type, uint, 0400);
MODULE_PARM_DESC(mem_type,
"set to 1 to try to use unbuffered memory (default 0)");
@@ -68,7 +68,7 @@ MODULE_PARM_DESC(max_reason,
"maximum reason for kmsg dump (default 2: Oops and Panic) ");
static int ramoops_ecc;
-module_param_named(ecc, ramoops_ecc, int, 0600);
+module_param_named(ecc, ramoops_ecc, int, 0400);
MODULE_PARM_DESC(ramoops_ecc,
"if non-zero, the option enables ECC support and specifies "
"ECC buffer size in bytes (1 is a special value, means 16 "
--
2.20.1
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