[dpdk-stable] [PATCH] examples/l2fwd-crypto: fix digest with AEAD algorithms

[Luca Boccassi]

On Mon, 2018-07-16 at 07:25 +0100, Pablo de Lara wrote:
> When performing authentication verification (both for AEAD
> algorithms,
> such as AES-GCM, or for authentication algorithms, such as SHA1-
> HMAC),
> the digest address is calculated based on the packet size and the
> algorithm used (substracting digest size and IP header to the packet
> size).
> 
> However, for AEAD algorithms, this was not calculated correctly,
> since the digest size was not being substracted.
> 
> Bugzilla ID: 44
> Fixes: 2661f4fbe93d ("examples/l2fwd-crypto: add AEAD parameters")
> Cc: stable at dpdk.org
> 
> Reported-by: Ankur Dwivedi <ankur.dwivedi at cavium.com>
> Signed-off-by: Pablo de Lara <pablo.de.lara.guarch at intel.com>
> ---
>  examples/l2fwd-crypto/main.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/examples/l2fwd-crypto/main.c b/examples/l2fwd-
> crypto/main.c
> index 9d6bb7857..9ac06a697 100644
> --- a/examples/l2fwd-crypto/main.c
> +++ b/examples/l2fwd-crypto/main.c
> @@ -408,7 +408,7 @@ l2fwd_simple_crypto_enqueue(struct rte_mbuf *m,
>  	/* Zero pad data to be crypto'd so it is block aligned */
>  	data_len  = rte_pktmbuf_data_len(m) - ipdata_offset;
>  
> -	if (cparams->do_hash && cparams->hash_verify)
> +	if ((cparams->do_hash || cparams->do_aead) && cparams-
> >hash_verify)
>  		data_len -= cparams->digest_length;
>  
>  	if (cparams->do_cipher) {

Hi Pablo,

For which stable release branch is this patch intended? Has it (or an
equivalent) been merged into mainline?

-- 
Kind regards,
Luca Boccassi