Fix double free on RSA_generate_key_ex failure

(cherry picked from commit 01cc622e7b62184241c714f8bc8084e7faf7e9cd)

diff --git a/lib/dns/opensslrsa_link.c b/lib/dns/opensslrsa_link.c
index 0560a65dbc588e65697e76367bc19576890ea2be..c92f7b59a92545a8a0cb364eabfdb9e116a002c3 100644 (file)
--- a/lib/dns/opensslrsa_link.c
+++ b/lib/dns/opensslrsa_link.c
@@ -1058,7 +1058,6 @@ opensslrsa_generate(dst_key_t *key, int exp, void (*callback)(int)) {
 #endif
                return (ISC_R_SUCCESS);
        }
-       BN_GENCB_free(cb);
        ret = dst__openssl_toresult2("RSA_generate_key_ex",
                                     DST_R_OPENSSLFAILURE);