X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=fs%2Fsysfs%2Fdir.c;h=85a668680f82af4e550b3b381cf7340419eb7d86;hb=a41d7f000447015f3f5fe7223f1d53845268e2e8;hp=8813990304fe58f8b12449b6f99471887f1920ee;hpb=58a3bb59973e33a428d72fa530a3d1d81feb0e8f;p=linux-2.6-omap-h63xx.git

diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 8813990304f..85a668680f8 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -431,6 +431,8 @@ int sysfs_move_dir(struct kobject *kobj, struct kobject *new_parent)
 	new_parent_dentry = new_parent ?
 		new_parent->dentry : sysfs_mount->mnt_sb->s_root;
 
+	if (old_parent_dentry->d_inode == new_parent_dentry->d_inode)
+		return 0;	/* nothing to move */
 again:
 	mutex_lock(&old_parent_dentry->d_inode->i_mutex);
 	if (!mutex_trylock(&new_parent_dentry->d_inode->i_mutex)) {