Pull crypto fix from Herbert Xu:
"This fixes an issue exposed by the recent change to feed untrusted
sources into /dev/random"
* tag 'v6.1-p2' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
hwrng: bcm2835 - use hwrng_msleep() instead of cpu_relax()