2009-03-28 03:46:31

by Kim Phillips

[permalink] [raw]
Subject: [PATCH 5/5] crypto: talitos - avoid unnecessary decrypt check

the ICV check bit only gets set in decrypt entry points

Signed-off-by: Kim Phillips <[email protected]>
---
drivers/crypto/talitos.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index 1cc1c41..c70775f 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -1010,8 +1010,7 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq,
} else {
sg_link_tbl_len = cryptlen;

- if ((edesc->desc.hdr & DESC_HDR_MODE1_MDEU_CICV) &&
- (edesc->desc.hdr & DESC_HDR_MODE0_ENCRYPT) == 0)
+ if (edesc->desc.hdr & DESC_HDR_MODE1_MDEU_CICV)
sg_link_tbl_len = cryptlen + authsize;

sg_count = sg_to_link_tbl(areq->src, sg_count, sg_link_tbl_len,
--
1.6.1.3