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Check that 'e' and 'n' are non-NULL in opensslrsa_todns

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(cherry picked from commit 5603cd69d1)
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Mark Andrews
2022-09-28 09:49:04 +10:00
parent e9b880f648
commit 3fd8d439c6
1 changed files with 1 additions and 1 deletions
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lib/dns/opensslrsa_link.c
+1 -1
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@@ -586,10 +586,10 @@ opensslrsa_todns(const dst_key_t *key, isc_buffer_t *data) {
#else
EVP_PKEY_get_bn_param(pkey, OSSL_PKEY_PARAM_RSA_E, &e);
EVP_PKEY_get_bn_param(pkey, OSSL_PKEY_PARAM_RSA_N, &n);
#endif /* OPENSSL_VERSION_NUMBER < 0x30000000L || OPENSSL_API_LEVEL < 30000 */
if (e == NULL || n == NULL) {
DST_RET(dst__openssl_toresult(DST_R_OPENSSLFAILURE));
}
#endif /* OPENSSL_VERSION_NUMBER < 0x30000000L || OPENSSL_API_LEVEL < 30000 */
mod_bytes = BN_num_bytes(n);
e_bytes = BN_num_bytes(e);