From 1bd098903fda069cb96fe8b5cb4595b46c683385 Mon Sep 17 00:00:00 2001 From: Anton Blanchard Date: Sat, 7 Jun 2014 11:29:01 +1000 Subject: [PATCH] powernv: Fix permissions on sysparam sysfs entries Everyone can write to these files, which is not what we want. Cc: stable@vger.kernel.org # 3.15 Signed-off-by: Anton Blanchard Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/platforms/powernv/opal-sysparam.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/platforms/powernv/opal-sysparam.c b/arch/powerpc/platforms/powernv/opal-sysparam.c index d202f9bc3683..9d1acf22a099 100644 --- 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; -- 2.20.1