[PATCH v3 1/3] crypto: sahara - remove unneeded mutex in the exported state

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As pointed out by Herbert Xu we should not include the mutex in the
exported state, so let's just get rid of it.

Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxx>
---
 drivers/crypto/sahara.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/crypto/sahara.c b/drivers/crypto/sahara.c
index 6c4f91c..7e8147d 100644
--- a/drivers/crypto/sahara.c
+++ b/drivers/crypto/sahara.c
@@ -182,7 +182,6 @@ struct sahara_sha_reqctx {
 	u8			buf[SAHARA_MAX_SHA_BLOCK_SIZE];
 	u8			rembuf[SAHARA_MAX_SHA_BLOCK_SIZE];
 	u8			context[SHA256_DIGEST_SIZE + 4];
-	struct mutex		mutex;
 	unsigned int		mode;
 	unsigned int		digest_size;
 	unsigned int		context_size;
@@ -1096,7 +1095,6 @@ static int sahara_sha_enqueue(struct ahash_request *req, int last)
 	if (!req->nbytes && !last)
 		return 0;
 
-	mutex_lock(&rctx->mutex);
 	rctx->last = last;
 
 	if (!rctx->active) {
@@ -1109,7 +1107,6 @@ static int sahara_sha_enqueue(struct ahash_request *req, int last)
 	mutex_unlock(&dev->queue_mutex);
 
 	wake_up_process(dev->kthread);
-	mutex_unlock(&rctx->mutex);
 
 	return ret;
 }
@@ -1137,8 +1134,6 @@ static int sahara_sha_init(struct ahash_request *req)
 	rctx->context_size = rctx->digest_size + 4;
 	rctx->active = 0;
 
-	mutex_init(&rctx->mutex);
-
 	return 0;
 }
 
-- 
1.9.1

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