summaryrefslogtreecommitdiffstats
path: root/fs/sysfs/file.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/sysfs/file.c')
-rw-r--r--fs/sysfs/file.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c
index 62f4fb37789e..00012e31829d 100644
--- a/fs/sysfs/file.c
+++ b/fs/sysfs/file.c
@@ -493,6 +493,12 @@ int sysfs_attr_ns(struct kobject *kobj, const struct attribute *attr,
const void *ns = NULL;
int err;
+ if (!dir_sd) {
+ WARN(1, KERN_ERR "sysfs: kobject %s without dirent\n",
+ kobject_name(kobj));
+ return -ENOENT;
+ }
+
err = 0;
if (!sysfs_ns_type(dir_sd))
goto out;