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crypto: qce/sha - Do not modify scatterlist passed along with request 

Crypto test driver's test_ahash_speed calls crypto_ahash_update and
crypto_ahash_final APIs repeatedly for all the available test vector
buffer lengths.

if we mark the end for scatterlist based on the current vector size then
the subsequent vectors might fail if the later buffer lengths are higher.

To avoid this, in qce do not mark the end of scatterlist in update API,
the qce_ahash_async_req_handle API already takes care of this copying
right amount of buffer from the request scatter list.

Signed-off-by: Sivaprakash Murugesan <sivaprak@codeaurora.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Sivaprakash Murugesan 2020-06-22 11:45:06 +05:30 committed by Herbert Xu
parent a668ee56ff
commit df12ef60c8
1 changed files with 0 additions and 2 deletions
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2
drivers/crypto/qce/sha.c
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@ -292,8 +292,6 @@ static int qce_ahash_update(struct ahash_request *req)
if (!sg_last)
return -EINVAL;
sg_mark_end(sg_last);
if (rctx->buflen) {
sg_init_table(rctx->sg, 2);
sg_set_buf(rctx->sg, rctx->tmpbuf, rctx->buflen);