don't do request->src vs. assoc pointer math - it's the same as adding
assoclen and ivsize (just with more effort).
Signed-off-by: Kim Phillips <kim.phill...@freescale.com>
---
drivers/crypto/talitos.c | 8 +++-----
1 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index c70775f..b1a651c 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -970,7 +970,7 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct
aead_request *areq,
struct talitos_desc *desc = &edesc->desc;
unsigned int cryptlen = areq->cryptlen;
unsigned int authsize = ctx->authsize;
- unsigned int ivsize;
+ unsigned int ivsize = crypto_aead_ivsize(aead);
int sg_count, ret;
int sg_link_tbl_len;
@@ -978,11 +978,9 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct
aead_request *areq,
map_single_talitos_ptr(dev, &desc->ptr[0], ctx->authkeylen, &ctx->key,
0, DMA_TO_DEVICE);
/* hmac data */
- map_single_talitos_ptr(dev, &desc->ptr[1], sg_virt(areq->src) -
- sg_virt(areq->assoc), sg_virt(areq->assoc), 0,
- DMA_TO_DEVICE);
+ map_single_talitos_ptr(dev, &desc->ptr[1], areq->assoclen + ivsize,
+ sg_virt(areq->assoc), 0, DMA_TO_DEVICE);
/* cipher iv */
- ivsize = crypto_aead_ivsize(aead);
map_single_talitos_ptr(dev, &desc->ptr[2], ivsize, giv ?: areq->iv, 0,
DMA_TO_DEVICE);
--
1.6.3
--
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