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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Christophe Leroy <christophe.leroy@c-s.fr>,
        Herbert Xu <herbert@gondor.apana.org.au>
Subject: [PATCH 4.19 39/50] crypto: talitos - HMAC SNOOP NO AFEU mode requires SW icv checking.
Date:   Wed, 18 Sep 2019 08:19:22 +0200
Message-Id: <20190918061227.715396366@linuxfoundation.org>
In-Reply-To: <20190918061223.116178343@linuxfoundation.org>
References: <20190918061223.116178343@linuxfoundation.org>
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From: Christophe Leroy <christophe.leroy@c-s.fr>

commit 4bbfb839259a9c96a0be872e16f7471b7136aee5 upstream.

In that mode, hardware ICV verification is not supported.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Fixes: 7405c8d7ff97 ("crypto: talitos - templates for AEAD using HMAC_SNOOP_NO_AFEU")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/crypto/talitos.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -1480,7 +1480,8 @@ static int aead_decrypt(struct aead_requ
 	if (IS_ERR(edesc))
 		return PTR_ERR(edesc);
 
-	if ((priv->features & TALITOS_FTR_HW_AUTH_CHECK) &&
+	if ((edesc->desc.hdr & DESC_HDR_TYPE_IPSEC_ESP) &&
+	    (priv->features & TALITOS_FTR_HW_AUTH_CHECK) &&
 	    ((!edesc->src_nents && !edesc->dst_nents) ||
 	     priv->features & TALITOS_FTR_SRC_LINK_TBL_LEN_INCLUDES_EXTENT)) {