crypto: sahara - drop unnecessary default assignment
crypto: sahara - drop unnecessary default assignment

All possible code-paths will assign ret to suitable values so this
default value is not needed.

Signed-off-by: Nicholas Mc Guire <1f1947151fff46847c7ab253c8b8ee2fc7e63b14@osadl.org>
Signed-off-by: Herbert Xu <ef65de1c7be0aa837fe7b25ba9a7739905af6a55@gondor.apana.org.au>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs