[PATCH] crypt: Remove invalid end of page test badsalttest

[Wilco Dijkstra]

Hi Adhemerval,

> The input argument passes an invalid string with a NULL terminator

*without* a NUL terminator

> on crypt settings inputs, which might lead to invalid OOB on strncmp
> (where multiple implementation assumes that the input is always a
> NULL terminated string).

Implementations only assume there is a NUL terminator if the string is shorter
than the specified size, so strings don't need to always be NUL terminated
(stratcliff.c has tests for this).

Cheers,
Wilco