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crypto: caam - fixed handling of sg list

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commit 42e95d1f10dcf8b18b1d7f52f7068985b3dc5b79 upstream.

when the source sg contains more than 1 fragment and
destination sg contains 1 fragment, the caam driver
mishandle the buffers to be sent to caam.

Fixes: f2147b88b2b1 ("crypto: caam - Convert GCM to new AEAD interface")
Cc: <stable@vger.kernel.org> # 4.2+
Signed-off-by: Pankaj Gupta <pankaj.gupta@nxp.com>
Signed-off-by: Arun Pathak <arun.pathak@nxp.com>
Reviewed-by: Horia Geanta <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Pankaj Gupta 2019-02-01 07:18:20 +00:00 committed by Greg Kroah-Hartman
parent 5672988e09
commit ef3e805c94
1 changed files with 1 additions and 0 deletions
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1
drivers/crypto/caam/caamalg.c
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@ -2081,6 +2081,7 @@ static void init_aead_job(struct aead_request *req,
if (unlikely(req->src != req->dst)) {
if (!edesc->dst_nents) {
dst_dma = sg_dma_address(req->dst);
out_options = 0;
} else {
dst_dma = edesc->sec4_sg_dma +
sec4_sg_index *