Re: BUG_ON/panic proliferation.

[Alan Cox]

> Remove panic calls from drivers/tty/pty.c
>     
> There is no need to panic the system if the allocation/registration of
> the pty drivers fails. Instead return an error and fail the module load.
>     
> Signed-off-by: Ryan Mallon <rmallon@xxxxxxxxx>

NAK

this is pointless complexity

This is early boot up code. If it fails we ran out of memory before even
the base drivers got running. It's already game over.

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