crypto: starfive - Skip unneeded fallback allocation

Skip sw fallback allocation if RSA module failed to get device handle.

Signed-off-by: Jia Jie Ho <jiajie.ho@starfivetech.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/starfive/jh7110-rsa.c b/drivers/crypto/starfive/jh7110-rsa.c
index e642e948d747855fc01f1fc67afa13303690dafe..4d7eb3d1e764b3c82ed652249a726b046bb9a229 100644 (file)
--- a/drivers/crypto/starfive/jh7110-rsa.c
+++ b/drivers/crypto/starfive/jh7110-rsa.c
@@ -537,16 +537,14 @@ static int starfive_rsa_init_tfm(struct crypto_akcipher *tfm)
 {
        struct starfive_cryp_ctx *ctx = akcipher_tfm_ctx(tfm);
 
+       ctx->cryp = starfive_cryp_find_dev(ctx);
+       if (!ctx->cryp)
+               return -ENODEV;
+
        ctx->akcipher_fbk = crypto_alloc_akcipher("rsa-generic", 0, 0);
        if (IS_ERR(ctx->akcipher_fbk))
                return PTR_ERR(ctx->akcipher_fbk);
 
-       ctx->cryp = starfive_cryp_find_dev(ctx);
-       if (!ctx->cryp) {
-               crypto_free_akcipher(ctx->akcipher_fbk);
-               return -ENODEV;
-       }
-
        akcipher_set_reqsize(tfm, sizeof(struct starfive_cryp_request_ctx) +
                             sizeof(struct crypto_akcipher) + 32);