Commit db30e300 authored by Herbert Xu's avatar Herbert Xu Committed by Zefan Li

crypto: ixp4xx - Remove bogus BUG_ON on scattered dst buffer

commit f898c522 upstream.

This patch removes a bogus BUG_ON in the ablkcipher path that
triggers when the destination buffer is different from the source
buffer and is scattered.
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: default avatarZefan Li <lizefan@huawei.com>
parent 2908d417
...@@ -915,7 +915,6 @@ static int ablk_perform(struct ablkcipher_request *req, int encrypt) ...@@ -915,7 +915,6 @@ static int ablk_perform(struct ablkcipher_request *req, int encrypt)
crypt->mode |= NPE_OP_NOT_IN_PLACE; crypt->mode |= NPE_OP_NOT_IN_PLACE;
/* This was never tested by Intel /* This was never tested by Intel
* for more than one dst buffer, I think. */ * for more than one dst buffer, I think. */
BUG_ON(req->dst->length < nbytes);
req_ctx->dst = NULL; req_ctx->dst = NULL;
if (!chainup_buffers(dev, req->dst, nbytes, &dst_hook, if (!chainup_buffers(dev, req->dst, nbytes, &dst_hook,
flags, DMA_FROM_DEVICE)) flags, DMA_FROM_DEVICE))
......
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