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From 5a4066011878134c1ab9412bc147c28c30f0fa4b Mon Sep 17 00:00:00 2001
From: Oliver Schinagl <oliver@schinagl.nl>
Date: Thu, 11 Jul 2013 13:40:20 +0200
Subject: sysfs: prevent warning when only using binary attributes
When only using bin_attrs instead of attrs the kernel prints a warning
and refuses to create the sysfs entry. This fixes that.
Signed-off-by: Oliver Schinagl <oliver@schinagl.nl>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
fs/sysfs/group.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/fs/sysfs/group.c
+++ b/fs/sysfs/group.c
@@ -93,8 +93,8 @@ static int internal_create_group(struct
/* Updates may happen before the object has been instantiated */
if (unlikely(update && !kobj->sd))
return -EINVAL;
- if (!grp->attrs) {
- WARN(1, "sysfs: attrs not set by subsystem for group: %s/%s\n",
+ if (!grp->attrs && !grp->bin_attrs) {
+ WARN(1, "sysfs: (bin_)attrs not set by subsystem for group: %s/%s\n",
kobj->name, grp->name ? "" : grp->name);
return -EINVAL;
}
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