Subject: Re: linux-next: build failure after merge of the modules tree

From: Rusty Russell <[email-masked]>
Date: Mon, 28 Jul 2014 21:08:07 +0930

Stephen Rothwell <[email-masked]> writes:
> Hi Rusty,
>
> After merging the modules tree, today's linux-next build (powerpc
> ppc64_defconfig) failed like this:

Thanks, I've sent off a fix for that file, and asked Stewart for an
Ack:

Subject: arch/powerpc/platforms/powernv/opal-elog.c: fix world-writable sysfs files

If you don't have a store function, you're not writable anyway!

Signed-off-by: Rusty Russell <[email-masked]>

diff --git a/arch/powerpc/platforms/powernv/opal-elog.c b/arch/powerpc/platforms/powernv/opal-elog.c
index 10268c41d830..d59dc2a60260 100644
--- a/arch/powerpc/platforms/powernv/opal-elog.c
+++ b/arch/powerpc/platforms/powernv/opal-elog.c
@@ -82,9 +82,9 @@ static ssize_t elog_ack_store(struct elog_obj *elog_obj,
 }
 
 static struct elog_attribute id_attribute =
-	__ATTR(id, 0666, elog_id_show, NULL);
+	__ATTR_RO(id, elog_id_show);
 static struct elog_attribute type_attribute =
-	__ATTR(type, 0666, elog_type_show, NULL);
+	__ATTR_RO(type, elog_type_show);
 static struct elog_attribute ack_attribute =
 	__ATTR(acknowledge, 0660, elog_ack_show, elog_ack_store);