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src: Handle return value of getsockopt

This commit is contained in:
Tatsuhiro Tsujikawa 2016-04-24 00:42:11 +09:00
parent 3d4a4cb617
commit b0e98718f5
1 changed files with 4 additions and 5 deletions
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7
src/util.cc
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@ -882,12 +882,11 @@ int create_nonblock_socket(int family) {
bool check_socket_connected(int fd) {
int error;
socklen_t len = sizeof(error);
if (getsockopt(fd, SOL_SOCKET, SO_ERROR, &error, &len) == 0) {
if (error != 0) {
if (getsockopt(fd, SOL_SOCKET, SO_ERROR, &error, &len) != 0) {
return false;
}
}
return true;
return error == 0;
}
bool ipv6_numeric_addr(const char *host) {