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Avoid crash if Npcap is not present when doing reverse DNS.

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This commit is contained in:
dmiller 2016-09-01 03:34:22 +00:00
parent 6ffce766da
commit 2c6666cb34
1 changed files with 2 additions and 1 deletions
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3
nmap_dns.cc
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@ -965,7 +965,8 @@ void win32_read_registry() {
for (i=0; sz = sizeof(buf), RegEnumKeyEx(hKey, i, buf, &sz, NULL, NULL, NULL, NULL) != ERROR_NO_MORE_ITEMS; i++) {
if (!interface_is_known_by_guid(buf)) {
// If we don't have pcap, interface_is_known_by_guid will crash. Just use any servers we can find.
if (o.have_pcap && !interface_is_known_by_guid(buf)) {
if (o.debugging > 1)
log_write(LOG_PLAIN, "Interface %s is not known; ignoring its nameservers.\n", buf);
continue;