Re: [PATCH] random: prime last_data value per fips requirements

2012-11-06 Thread Jarod Wilson
On Tue, Nov 06, 2012 at 07:05:23AM -0500, Neil Horman wrote: > On Mon, Nov 05, 2012 at 04:00:10PM -0500, Jarod Wilson wrote: > > The value stored in last_data must be primed for FIPS 140-2 purposes. Upon > > first use, either on system startup or after an RNDCLEARPOOL ioctl, we > > need to take an

Re: [PATCH] random: prime last_data value per fips requirements

2012-11-06 Thread Neil Horman
On Mon, Nov 05, 2012 at 04:00:10PM -0500, Jarod Wilson wrote: > The value stored in last_data must be primed for FIPS 140-2 purposes. Upon > first use, either on system startup or after an RNDCLEARPOOL ioctl, we > need to take an initial random sample, store it internally in last_data, > then pass

[PATCH] random: prime last_data value per fips requirements

2012-11-05 Thread Jarod Wilson
The value stored in last_data must be primed for FIPS 140-2 purposes. Upon first use, either on system startup or after an RNDCLEARPOOL ioctl, we need to take an initial random sample, store it internally in last_data, then pass along the value after that to the requester, so that consistency check