crypto: rsa-pkcs1pad - Use helper to set reqsize

commit 5b11d1a360ea23c80c6d4ec3f5986a788d0a0995 upstream.

The value of reqsize must only be changed through the helper.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/crypto/rsa-pkcs1pad.c b/crypto/rsa-pkcs1pad.c
index a4ebbb889274eb95d62a489a7e784ed8b6a7e10e..e2f4ccbd71dd879305ef14555e02cffaa8bd4d51 100644 (file)
--- a/crypto/rsa-pkcs1pad.c
+++ b/crypto/rsa-pkcs1pad.c
@@ -574,6 +574,10 @@ static int pkcs1pad_init_tfm(struct crypto_akcipher *tfm)
                return PTR_ERR(child_tfm);
 
        ctx->child = child_tfm;
+
+       akcipher_set_reqsize(tfm, sizeof(struct pkcs1pad_request) +
+                                 crypto_akcipher_reqsize(child_tfm));
+
        return 0;
 }
 
@@ -669,7 +673,6 @@ static int pkcs1pad_create(struct crypto_template *tmpl, struct rtattr **tb)
        inst->alg.set_pub_key = pkcs1pad_set_pub_key;
        inst->alg.set_priv_key = pkcs1pad_set_priv_key;
        inst->alg.max_size = pkcs1pad_get_max_size;
-       inst->alg.reqsize = sizeof(struct pkcs1pad_request) + rsa_alg->reqsize;
 
        inst->free = pkcs1pad_free;