linux-kernel - [PATCH 03/10] crypto: aead: Add aead_request

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Date:	Thu, 2 Jul 2015 10:48:33 +0530
From:	Lokesh Vutla <lokeshvutla@...com>
To:	<herbert@...dor.apana.org.au>, <linux-crypto@...r.kernel.org>,
	<davem@...emloft.net>
CC:	<linux-omap@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<t-kristo@...com>, <nsekhar@...com>, <lokeshvutla@...com>
Subject: [PATCH 03/10] crypto: aead: Add aead_request_cast() api

Add aead_request_cast() api to get pointer to aead_request
from cryto_async_request.

Signed-off-by: Lokesh Vutla <lokeshvutla@...com>
---
 include/linux/crypto.h |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 10df5d2..20fac3d 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -1460,6 +1460,12 @@ static inline void aead_request_set_tfm(struct aead_request *req,
 	req->base.tfm = crypto_aead_tfm(crypto_aead_crt(tfm)->base);
 }
 
+static inline struct aead_request *aead_request_cast(
+					struct crypto_async_request *req)
+{
+	return container_of(req, struct aead_request, base);
+}
+
 /**
  * aead_request_alloc() - allocate request data structure
  * @tfm: cipher handle to be registered with the request
-- 
1.7.9.5

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