diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/crypto/c_src/api_ng.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/crypto/c_src/api_ng.c b/lib/crypto/c_src/api_ng.c index 201c14dfba..107723d2cb 100644 --- a/lib/crypto/c_src/api_ng.c +++ b/lib/crypto/c_src/api_ng.c @@ -420,13 +420,15 @@ int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in) ERL_NIF_TERM ng_crypto_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Context, Data [, IV]) */ struct evp_cipher_ctx *ctx_res; + struct evp_cipher_ctx ctx_res_copy; ERL_NIF_TERM ret; + ctx_res_copy.ctx = NULL; + if (!enif_get_resource(env, argv[0], (ErlNifResourceType*)evp_cipher_ctx_rtype, (void**)&ctx_res)) return EXCP_BADARG(env, "Bad 1:st arg"); if (argc == 3) { - struct evp_cipher_ctx ctx_res_copy; ErlNifBinary ivec_bin; memcpy(&ctx_res_copy, ctx_res, sizeof ctx_res_copy); @@ -481,6 +483,9 @@ ERL_NIF_TERM ng_crypto_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[ get_update_args(env, ctx_res, argv[1], &ret); err: + if (ctx_res_copy.ctx) + EVP_CIPHER_CTX_free(ctx_res_copy.ctx); + return ret; /* Both success and error */ } |