crypto_free_sync_skcipher
crypto_free_sync_skcipher(slotp->tfms[mode_num]);
crypto_free_sync_skcipher(cipher);
crypto_free_sync_skcipher(cipher);
crypto_free_sync_skcipher(ctx->sw_cipher.cipher);
crypto_free_sync_skcipher(ctx->fallback);
crypto_free_sync_skcipher(ctx->c_ctx.fbtfm);
crypto_free_sync_skcipher(tctx->sw_cipher.sk);
crypto_free_sync_skcipher(ctx->skcipher_fb);
crypto_free_sync_skcipher(tfm);
crypto_free_sync_skcipher(prep_key->tfm);
crypto_free_sync_skcipher(key->aes_tfm);
crypto_free_sync_skcipher(key->tfm0);
crypto_free_sync_skcipher(key->tfm0);