This is a note to let you know that I've just added the patch titled
powernv: Fix permissions on sysparam sysfs entries
to the 3.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
powernv-fix-permissions-on-sysparam-sysfs-entries.patch
and it can be found in the queue-3.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 1bd098903fda069cb96fe8b5cb4595b46c683385 Mon Sep 17 00:00:00 2001
From: Anton Blanchard <[email protected]>
Date: Sat, 7 Jun 2014 11:29:01 +1000
Subject: powernv: Fix permissions on sysparam sysfs entries
From: Anton Blanchard <[email protected]>
commit 1bd098903fda069cb96fe8b5cb4595b46c683385 upstream.
Everyone can write to these files, which is not what we want.
Signed-off-by: Anton Blanchard <[email protected]>
Signed-off-by: Benjamin Herrenschmidt <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
arch/powerpc/platforms/powernv/opal-sysparam.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/arch/powerpc/platforms/powernv/opal-sysparam.c
+++ b/arch/powerpc/platforms/powernv/opal-sysparam.c
@@ -260,10 +260,10 @@ void __init opal_sys_param_init(void)
attr[i].kobj_attr.attr.mode = S_IRUGO;
break;
case OPAL_SYSPARAM_WRITE:
- attr[i].kobj_attr.attr.mode = S_IWUGO;
+ attr[i].kobj_attr.attr.mode = S_IWUSR;
break;
case OPAL_SYSPARAM_RW:
- attr[i].kobj_attr.attr.mode = S_IRUGO | S_IWUGO;
+ attr[i].kobj_attr.attr.mode = S_IRUGO | S_IWUSR;
break;
default:
break;
Patches currently in stable-queue which might be from [email protected] are
queue-3.15/powernv-fix-permissions-on-sysparam-sysfs-entries.patch
queue-3.15/powerpc-don-t-setup-cpus-with-bad-status.patch
queue-3.15/powerpc-64bit-sendfile-is-capped-at-2gb.patch
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