[dpdk-dev] [PATCH 3/5] crypto/aesni_mb: fix truncated digest size for CMAC

Pablo de Lara pablo.de.lara.guarch at intel.com
Tue Aug 14 02:38:46 CEST 2018


The truncated digest size for AES-CMAC is 12 and not 16,
as the Multi-buffer library can output both 12 and 16 bytes.

Fixes: 6491dbbecebb ("crypto/aesni_mb: support AES CMAC")
Cc: stable at dpdk.org

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch at intel.com>
---
 drivers/crypto/aesni_mb/rte_aesni_mb_pmd_private.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/aesni_mb/rte_aesni_mb_pmd_private.h b/drivers/crypto/aesni_mb/rte_aesni_mb_pmd_private.h
index cc5822a82..1e297f032 100644
--- a/drivers/crypto/aesni_mb/rte_aesni_mb_pmd_private.h
+++ b/drivers/crypto/aesni_mb/rte_aesni_mb_pmd_private.h
@@ -64,7 +64,7 @@ static const unsigned auth_truncated_digest_byte_lengths[] = {
 		[SHA_384]	= 24,
 		[SHA_512]	= 32,
 		[AES_XCBC]	= 12,
-		[AES_CMAC]	= 16,
+		[AES_CMAC]	= 12,
 		[AES_CCM]	= 8,
 		[NULL_HASH]	= 0
 };
-- 
2.17.1



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