Expand messages output if entropy data cannot
be read.
(From OE-Core rev: 23cf9be2065d6ea01f6d10cbed64a590c31e5bfc)
Signed-off-by: Joe Slater <joe.slater@windriver.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>