dgram: change 'this' to 'self' for 'isConnected'

The function 'isConnected' is directly called by many 'Socket' instance,
so we shouldn't directly use 'this' because 'this' will be the self of
function itself, and we should use 'self' as the instance of 'Socket'
function.

PR-URL: https://github.com/nodejs/node/pull/27338
Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/dgram.js b/lib/dgram.js
index 5a6d5aca2c..b38aa39c21 100644
--- a/lib/dgram.js
+++ b/lib/dgram.js
@@ -519,7 +519,7 @@ function clearQueue() {
 
 function isConnected(self) {
   try {
-    this.remoteAddress();
+    self.remoteAddress();
     return true;
   } catch {
     return false;