crypto: kpp - Add helper to set reqsize

[ Upstream commit 56861cbde1b9f3b34d300e6ba87f2c3de1a9c309 ]

The value of reqsize should only be changed through a helper.
To do so we need to first add a helper for this.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Stable-dep-of: eb7713f5ca97 ("crypto: qat - unmap buffer before free for DH")
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/include/crypto/internal/kpp.h b/include/crypto/internal/kpp.h
index 9cb0662..31ff3c1 100644 (file)
--- a/include/crypto/internal/kpp.h
+++ b/include/crypto/internal/kpp.h
@@ -50,6 +50,12 @@ static inline void *kpp_request_ctx(struct kpp_request *req)
        return req->__ctx;
 }
 
+static inline void kpp_set_reqsize(struct crypto_kpp *kpp,
+                                  unsigned int reqsize)
+{
+       crypto_kpp_alg(kpp)->reqsize = reqsize;
+}
+
 static inline void *kpp_tfm_ctx(struct crypto_kpp *tfm)
 {
        return tfm->base.__crt_ctx;