Fix number of blocks passed used in _gcry_rmd160_mixblock
* cipher/rmd160.c (_gcry_rmd160_mixblock): pass 1 to transform
Currently _gcry_rmd160_mixblock() passes 64 as nblocks to transform()
function, while passing only one block of data. This causes acess after
the allocated data and tons of errors on each valgrind invokation.
This fixes commit 50b8c834.
- Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>