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From:   Herbert Xu <herbert@gondor.apana.org.au>
To:     Linux Crypto Mailing List <linux-crypto@vger.kernel.org>
Cc:     Shinichiro Kawasaki <shinichiro.kawasaki@wdc.com>,
        Herbert Xu <herbert@gondor.apana.org.au>
Subject: [PATCH 02/16] crypto: skcipher - Add crypto_spawn_skcipher_alg_common
Date:   Tue,  3 Oct 2023 11:43:19 +0800
Message-Id: <20231003034333.1441826-3-herbert@gondor.apana.org.au>
In-Reply-To: <20231003034333.1441826-1-herbert@gondor.apana.org.au>
References: <20231003034333.1441826-1-herbert@gondor.apana.org.au>
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As skcipher spawns can be of two different types (skcipher vs.
lskcipher), only the common fields can be accessed.  Add a helper
to return the common algorithm object.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
 include/crypto/internal/skcipher.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/crypto/internal/skcipher.h b/include/crypto/internal/skcipher.h
index 4382fd707b8a..c767b5cfbd9c 100644
--- a/include/crypto/internal/skcipher.h
+++ b/include/crypto/internal/skcipher.h
@@ -160,6 +160,12 @@ static inline struct lskcipher_alg *crypto_lskcipher_spawn_alg(
 	return container_of(spawn->base.alg, struct lskcipher_alg, co.base);
 }
 
+static inline struct skcipher_alg_common *crypto_spawn_skcipher_alg_common(
+	struct crypto_skcipher_spawn *spawn)
+{
+	return container_of(spawn->base.alg, struct skcipher_alg_common, base);
+}
+
 static inline struct skcipher_alg *crypto_spawn_skcipher_alg(
 	struct crypto_skcipher_spawn *spawn)
 {
-- 
2.39.2