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authorSteffen Trumtrar <s.trumtrar@pengutronix.de>2015-04-07 17:13:41 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2015-04-08 22:20:06 +0800
commitddacc621f6597d503ed6a06e2beb1ed21df759f6 (patch)
tree2b8fbeb6c2b089cbcc296617b0a6e7580ed96d49 /drivers/crypto/sahara.c
parentcrypto: user - Fix crypto_alg_match race (diff)
downloadlinux-dev-ddacc621f6597d503ed6a06e2beb1ed21df759f6.tar.xz
linux-dev-ddacc621f6597d503ed6a06e2beb1ed21df759f6.zip
crypto: sahara - use the backlog
With commit 7e77bdebff5cb1e9876c561f69710b9ab8fa1f7e crypto: af_alg - fix backlog handling in place, the backlog works under all circumstances where it previously failed, atleast for the sahara driver. Use it. Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/sahara.c')
-rw-r--r--drivers/crypto/sahara.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/crypto/sahara.c b/drivers/crypto/sahara.c
index c38553ed792c..052562dcd302 100644
--- a/drivers/crypto/sahara.c
+++ b/drivers/crypto/sahara.c
@@ -1096,15 +1096,20 @@ static int sahara_queue_manage(void *data)
{
struct sahara_dev *dev = (struct sahara_dev *)data;
struct crypto_async_request *async_req;
+ struct crypto_async_request *backlog;
int ret = 0;
do {
__set_current_state(TASK_INTERRUPTIBLE);
mutex_lock(&dev->queue_mutex);
+ backlog = crypto_get_backlog(&dev->queue);
async_req = crypto_dequeue_request(&dev->queue);
mutex_unlock(&dev->queue_mutex);
+ if (backlog)
+ backlog->complete(backlog, -EINPROGRESS);
+
if (async_req) {
if (crypto_tfm_alg_type(async_req->tfm) ==
CRYPTO_ALG_TYPE_AHASH) {