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| author | Sverker Eriksson <[email protected]> | 2014-06-19 13:44:11 +0200 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2014-06-19 13:44:11 +0200 |
| commit | 1af8998028f77b4ca01c52972a5983b072ef02d1 (patch) | |
| tree | ad902157541bdda70fac3d4769b1a8eeb25c48bc /lib/crypto/c_src/crypto.c | |
| parent | 42ad82b3186b69fec93ab07ea686490bf2fe5840 (diff) | |
| parent | 3e04f2d1e62aa76f0ffe4ad36dccd843cc89b9ae (diff) | |
| download | otp-1af8998028f77b4ca01c52972a5983b072ef02d1.tar.gz otp-1af8998028f77b4ca01c52972a5983b072ef02d1.tar.bz2 otp-1af8998028f77b4ca01c52972a5983b072ef02d1.zip | |
Merge branch 'sverk/crypto-ec-mem-leak/OTP-11999' into maint
* sverk/crypto-ec-mem-leak/OTP-11999:
crypto: Fix memory leak of EC "keys" and "points"
crypto: Fix crypto for debug and valgrind
Diffstat (limited to 'lib/crypto/c_src/crypto.c')
| -rw-r--r-- | lib/crypto/c_src/crypto.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index 6642183cb8..e55a03d26a 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -507,6 +507,15 @@ static int init_ose_crypto() { #endif #ifdef HAVE_DYNAMIC_CRYPTO_LIB + +# if defined(DEBUG) +static char crypto_callback_name[] = "crypto_callback.debug"; +# elif defined(VALGRIND) +static char crypto_callback_name[] = "crypto_callback.valgrind"; +# else +static char crypto_callback_name[] = "crypto_callback"; +# endif + static int change_basename(ErlNifBinary* bin, char* buf, int bufsz, const char* newfile) { int i; @@ -613,7 +622,7 @@ static int init(ErlNifEnv* env, ERL_NIF_TERM load_info) #ifdef HAVE_DYNAMIC_CRYPTO_LIB { void* handle; - if (!change_basename(&lib_bin, lib_buf, sizeof(lib_buf), "crypto_callback")) { + if (!change_basename(&lib_bin, lib_buf, sizeof(lib_buf), crypto_callback_name)) { return 0; } if (!(handle = enif_dlopen(lib_buf, &error_handler, NULL))) { @@ -3244,6 +3253,7 @@ out: if (bn_order) BN_free(bn_order); if (cofactor) BN_free(cofactor); if (group) EC_GROUP_free(group); + if (point) EC_POINT_free(point); return key; } @@ -3406,8 +3416,11 @@ static ERL_NIF_TERM ec_key_generate(ErlNifEnv* env, int argc, const ERL_NIF_TERM EC_KEY_free(key); return enif_make_tuple2(env, pub_key, priv_key); } - else + else { + if (key) + EC_KEY_free(key); return enif_make_badarg(env); + } #else return atom_notsup; #endif |