cvs commit: src/sys/kern tty_pty.c

[Poul-Henning Kamp]

In message <20060929202338.W91466 at godot.imp.ch>, Martin Blapp writes:

>Memory modified after free 0xc45b7d00(252) val=deadc0dd @ 0xc45b7d70
>panic: Most recently used by DEVFS1

Try zeroing all points to the cdev when you relinguish it, it's
clearly a late access 

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