[RPC] Fix socket bind errno on corner case (apache#15292)

fix socket bind errno on corner case

Author: wrongtest-intellif

src/support/socket.h

@@ -262,17 +262,17 @@ class Socket {
           0) {
         return port;
       } else {
-        LOG(WARNING) << "Bind failed to " << host << ":" << port;
-      }
 #if defined(_WIN32)
-      if (WSAGetLastError() != WSAEADDRINUSE) {
-        Socket::Error("TryBindHost");
-      }
+        if (WSAGetLastError() != WSAEADDRINUSE) {
+          Socket::Error("TryBindHost");
+        }
 #else
-      if (errno != EADDRINUSE) {
-        Socket::Error("TryBindHost");
-      }
+        if (errno != EADDRINUSE) {
+          Socket::Error("TryBindHost");
+        }
 #endif
+        LOG(WARNING) << "Bind failed to " << host << ":" << port;
+      }
     }
     return -1;
   }