Some arc4 cipher algorithm defines show up in two places:
crypto/arc4.c and drivers/crypto/bcm/cipher.h.
Let's export them in a common header and update their users.
Signed-off-by: Iuliana Prodan
Reviewed-by: Horia Geantă
Signed-off-by: Herbert Xu
(cherry picked from commit bd30cf533b77420b7c504c09cef5ba26b0c9dcb4)
Reviewed-by: Horia Geanta