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src: cares_wrap: only loop through once on lookup #4693

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src: cares_wrap: only loop through once on lookup #4693

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17 changes: 2 additions & 15 deletions src/cares_wrap.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -928,7 +928,7 @@ void AfterGetAddrInfo(uv_getaddrinfo_t* req, int status, struct addrinfo* res) {
char ip[INET6_ADDRSTRLEN];
const char *addr;

// Iterate over the IPv4 responses again this time creating javascript
// Iterate over the IPv4/IPv6 responses again this time creating javascript
// strings for each IP and filling the results array.
address = res;
while (address) {
Expand All @@ -950,20 +950,7 @@ void AfterGetAddrInfo(uv_getaddrinfo_t* req, int status, struct addrinfo* res) {
Local<String> s = OneByteString(env->isolate(), ip);
results->Set(n, s);
n++;
}

// Increment
address = address->ai_next;
}

// Iterate over the IPv6 responses putting them in the array.
address = res;
while (address) {
CHECK_EQ(address->ai_socktype, SOCK_STREAM);

// Ignore random ai_family types.
if (address->ai_family == AF_INET6) {
// Juggle pointers
} else if (address->ai_family == AF_INET6) {
addr = reinterpret_cast<char*>(&(reinterpret_cast<struct sockaddr_in6*>(
address->ai_addr)->sin6_addr));
int err = uv_inet_ntop(address->ai_family,
Expand Down