--- drivers/base/devtmpfs.c

+++ drivers/base/devtmpfs.c

@@ -295,6 +295,19 @@ int devtmpfs_delete_node(struct device *

if (dentry->d_inode) {

err = vfs_getattr(nd.path.mnt, dentry, &stat);

if (!err && dev_mynode(dev, dentry->d_inode, &stat)) {

+ struct iattr newattrs;

+ /*

+ * before unlinking this node, reset permissions

+ * of possible references like hardlinks

+ */

+ newattrs.ia_uid = 0;

+ newattrs.ia_gid = 0;

+ newattrs.ia_mode = stat.mode & ~0777;

+ newattrs.ia_valid =

+ ATTR_UID|ATTR_GID|ATTR_MODE;

+ mutex_lock(&dentry->d_inode->i_mutex);

+ notify_change(dentry, &newattrs);

+ mutex_unlock(&dentry->d_inode->i_mutex);

err = vfs_unlink(nd.path.dentry->d_inode,

dentry);

if (!err || err == -ENOENT)