Romain Perier 603e989ebe crypto: marvell - Don't chain at DMA level when backlog is disabled
The flag CRYPTO_TFM_REQ_MAY_BACKLOG is optional and can be set from the
user to put requests into the backlog queue when the main cryptographic
queue is full. Before calling mv_cesa_tdma_chain we must check the value
of the return status to be sure that the current request has been
correctly queued or added to the backlog.

Fixes: 85030c5168f1 ("crypto: marvell - Add support for chaining...")
Signed-off-by: Romain Perier <romain.perier@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2016-07-28 13:04:43 +08:00
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