seedrng: manually inline seed_rng

We can now remove a separate buffer

function                                             old     new   delta
seedrng_main                                         930     884     -46

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
1 file changed