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authorAntoine Ténart <antoine.tenart@free-electrons.com>2017-06-15 09:56:23 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2017-06-20 11:21:44 +0800
commit9785843424c803cbe9515c477a6b89181914ea09 (patch)
treeb25f3e3b4a7b275342e77a9f7b874acdb4ccd9ac
parent152bdf4cdb9c20e1858bc1b754c7bfb984a6ea14 (diff)
crypto: inside-secure - update the context and request later
This move the context and request updates at the end of the cipher and hash send() functions. This way the context and request fields are set only when everything else was successful in the send() functions. Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--drivers/crypto/inside-secure/safexcel_cipher.c7
-rw-r--r--drivers/crypto/inside-secure/safexcel_hash.c8
2 files changed, 7 insertions, 8 deletions
diff --git a/drivers/crypto/inside-secure/safexcel_cipher.c b/drivers/crypto/inside-secure/safexcel_cipher.c
index 8eea4d30db31..6037cdfc1f16 100644
--- a/drivers/crypto/inside-secure/safexcel_cipher.c
+++ b/drivers/crypto/inside-secure/safexcel_cipher.c
@@ -190,8 +190,6 @@ static int safexcel_aes_send(struct crypto_async_request *async,
int nr_src, nr_dst, n_cdesc = 0, n_rdesc = 0, queued = req->cryptlen;
int i, ret = 0;
- request->req = &req->base;
-
if (req->src == req->dst) {
nr_src = dma_map_sg(priv->dev, req->src,
sg_nents_for_len(req->src, req->cryptlen),
@@ -264,10 +262,11 @@ static int safexcel_aes_send(struct crypto_async_request *async,
n_rdesc++;
}
- ctx->base.handle_result = safexcel_handle_result;
-
spin_unlock_bh(&priv->ring[ring].egress_lock);
+ request->req = &req->base;
+ ctx->base.handle_result = safexcel_handle_result;
+
*commands = n_cdesc;
*results = n_rdesc;
return 0;
diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c
index 6eee1a502225..4e526372464f 100644
--- a/drivers/crypto/inside-secure/safexcel_hash.c
+++ b/drivers/crypto/inside-secure/safexcel_hash.c
@@ -198,9 +198,6 @@ static int safexcel_ahash_send(struct crypto_async_request *async, int ring,
len -= extra;
}
- request->req = &areq->base;
- ctx->base.handle_result = safexcel_handle_result;
-
spin_lock_bh(&priv->ring[ring].egress_lock);
/* Add a command descriptor for the cached data, if any */
@@ -291,9 +288,12 @@ send_command:
goto cdesc_rollback;
}
- req->processed += len;
spin_unlock_bh(&priv->ring[ring].egress_lock);
+ req->processed += len;
+ request->req = &areq->base;
+ ctx->base.handle_result = safexcel_handle_result;
+
*commands = n_cdesc;
*results = 1;
return 0;