segfault in GCRYCTL_SET_THREAD_CBS

[Werner Koch]

On Tue, 27 Oct 2009 23:50, dkg at fifthhorseman.net said:

-   ret = gcry_control(GCRYCTL_SET_THREAD_CBS, gcry_threads_pthread);
+   ret = gcry_control(GCRYCTL_SET_THREAD_CBS, &gcry_threads_pthread);

This is the usual problem with general purpose ioctl-alike fucntions:
You don't have any type checking.  I added examples to the docs.

Salam-Shalom,

   Werner

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