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crypto: caam - fix DMA mapping xcbc key twice 

Fix a side effect of adding xcbc support, which leads to DMA mapping the
key twice.

Fixes: 12b8567f6f ("crypto: caam - add support for xcbc(aes)")
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Horia Geantă 2019-02-19 16:56:56 +02:00 committed by Herbert Xu
parent 65055e2108
commit 8e731ee5e2
1 changed files with 1 additions and 2 deletions
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3
drivers/crypto/caam/caamhash.c
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@ -1897,8 +1897,7 @@ static int caam_hash_cra_init(struct crypto_tfm *tfm)
}
dma_addr = dma_map_single_attrs(ctx->jrdev, ctx->sh_desc_update,
offsetof(struct caam_hash_ctx,
sh_desc_update_dma),
offsetof(struct caam_hash_ctx, key),
ctx->dir, DMA_ATTR_SKIP_CPU_SYNC);
if (dma_mapping_error(ctx->jrdev, dma_addr)) {
dev_err(ctx->jrdev, "unable to map shared descriptors\n");