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    crypto: caam - clean-up in caam_init_rng()

    Clean up the code, as indicated by Coccinelle.

    Cc: Julia Lawall <julia.lawall@lip6.fr>
    Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
    Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

Signed-off-by: Marcin Niestroj <m.niestroj@grinn-global.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>