Fix previous commit
* src/global.c (_gcry_get_config): Append the Nul only in the !what case.
Actually this was my fault - I stripped off the test which Jussi did in
his original fix on master. And did not run make check.
- Fixes-commit: 3f42f727a0699f7274a99ea39def7f9b4c3b0c1e
- Signed-off-by: Werner Koch <wk@gnupg.org>