crypto: omap-aes - error handling implementation improved
Previous version had not error handling. Request could remain uncompleted. Also in the case of DMA error, FLAGS_INIT is unset and accelerator will be initialized again. Buffer size allignment is checked. Signed-off-by: NDmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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