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authorTakashi Iwai <tiwai@suse.de>2012-03-18 18:22:37 +0100
committerTakashi Iwai <tiwai@suse.de>2012-03-18 18:22:37 +0100
commitcb3f2adc03ab055b19c677a6283523861fafebdd (patch)
tree59cfb6800f0635a4aec16c8e0da619f27e51ee79 /fs/sysfs/file.c
parent44c76a960a62fcc46cbcaa0a22a34e666a729329 (diff)
parent828006de1bddf83b6ecf03ec459c15f7c7c22db7 (diff)
downloadop-kernel-dev-cb3f2adc03ab055b19c677a6283523861fafebdd.zip
op-kernel-dev-cb3f2adc03ab055b19c677a6283523861fafebdd.tar.gz
Merge branch 'topic/asoc' into for-linus
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 62f4fb3..00012e3 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;
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