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fix freeing a failed RNG

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This commit is contained in:
John Safranek
2015-03-06 09:51:29 -08:00
parent d5975e39f8
commit 874fa8c1f9
1 changed files with 9 additions and 6 deletions
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15
wolfcrypt/src/random.c
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@ -507,13 +507,16 @@ int wc_FreeRng(RNG* rng)
int ret = BAD_FUNC_ARG; int ret = BAD_FUNC_ARG;
if (rng != NULL) { if (rng != NULL) {
if (Hash_DRBG_Uninstantiate(rng->drbg) == DRBG_SUCCESS) if (rng->drbg != NULL) {
ret = 0; if (Hash_DRBG_Uninstantiate(rng->drbg) == DRBG_SUCCESS)
else ret = 0;
ret = RNG_FAILURE_E; else
ret = RNG_FAILURE_E;
XFREE(rng->drbg, NULL, DYNAMIC_TYPE_RNG);
rng->drbg = NULL;
}
XFREE(rng->drbg, NULL, DYNAMIC_TYPE_RNG);
rng->drbg = NULL;
rng->status = DRBG_NOT_INIT; rng->status = DRBG_NOT_INIT;
} }