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coverity issue 394701 possible derefernce before null check

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This commit is contained in:
JacobBarthelmeh
2024-07-05 11:24:42 -06:00
parent ac52660d5b
commit fbdb064a4b
1 changed files with 5 additions and 6 deletions
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11
wolfcrypt/src/rsa.c
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@ -673,13 +673,17 @@ static int _ifc_pairwise_consistency_test(RsaKey* key, WC_RNG* rng)
int wc_CheckRsaKey(RsaKey* key)
{
DECL_MP_INT_SIZE_DYN(tmp, mp_bitsused(&key->n), RSA_MAX_SIZE);
#ifdef WOLFSSL_SMALL_STACK
WC_RNG *rng = NULL;
#else
WC_RNG rng[1];
#endif
int ret = 0;
DECL_MP_INT_SIZE_DYN(tmp, (key)? mp_bitsused(&key->n) : 0, RSA_MAX_SIZE);
if (key == NULL) {
return BAD_FUNC_ARG;
}
#ifdef WOLFSSL_CAAM
/* can not perform these checks on an encrypted key */
@ -711,11 +715,6 @@ int wc_CheckRsaKey(RsaKey* key)
ret = MP_INIT_E;
}
if (ret == 0) {
if (key == NULL)
ret = BAD_FUNC_ARG;
}
if (ret == 0)
ret = _ifc_pairwise_consistency_test(key, rng);