diff --git a/fs/hfsplus/ioctl.c b/fs/hfsplus/ioctl.c
index 5b4667e08ef7789e49c274758a28d11ef86d5fde..40a85a3ded6efe6a0a17d08fe2b068ba6b4e369a 100644
--- a/fs/hfsplus/ioctl.c
+++ b/fs/hfsplus/ioctl.c
@@ -92,7 +92,7 @@ static int hfsplus_ioctl_setflags(struct file *file, int __user *user_flags)
 	mark_inode_dirty(inode);
 
 out_unlock_inode:
-	mutex_lock(&inode->i_mutex);
+	mutex_unlock(&inode->i_mutex);
 out_drop_write:
 	mnt_drop_write(file->f_path.mnt);
 out: