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-rw-r--r--fs/sysfs/group.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/sysfs/group.c b/fs/sysfs/group.c
index b20951c9376..52eed2a7a5e 100644
--- a/fs/sysfs/group.c
+++ b/fs/sysfs/group.c
@@ -70,9 +70,11 @@ void sysfs_remove_group(struct kobject * kobj,
{
struct dentry * dir;
- if (grp->name)
- dir = lookup_one_len(grp->name, kobj->dentry,
+ if (grp->name) {
+ dir = lookup_one_len_kern(grp->name, kobj->dentry,
strlen(grp->name));
+ BUG_ON(IS_ERR(dir));
+ }
else
dir = dget(kobj->dentry);