/*
* isdn net devices manage lots of configuration variables as linked lists.
* Those lists must only be manipulated from user space. Some of the ioctl's
- * service routines access user space and are not atomic. Therefor, ioctl's
+ * service routines access user space and are not atomic. Therefore, ioctl's
* manipulating the lists and ioctl's sleeping while accessing the lists
* are serialized by means of a semaphore.
*/