From: Tushar Gohad <redacted>
Date: Thu, 28 Jul 2011 13:36:20 -0700 (MST)

Fix the min and max bit lengths for AES-CTR (RFC3686) keys.
The number of bits in key spec is the key length (128/256)
plus 32 bits of nonce.

This change takes care of the "Invalid key length" errors
reported by setkey when specifying 288 bit keys for aes-ctr.

Signed-off-by: Tushar Gohad <redacted>

APplied.