K 10
svn:author
V 3
cem
K 8
svn:date
V 27
2019-11-20T19:55:43.678344Z
K 7
svn:log
V 289
random/ivy: Trivial refactoring

It is clearer to me to return success/error (true/false) instead of some
retry count linked to the inline assembly implementation.

No functional change.

Approved by:	core(csprng) => csprng(markm)
Differential Revision:	https://reviews.freebsd.org/D22454

END