From b6027e37f43987793a1e39b97b99598777218547 Mon Sep 17 00:00:00 2001
From: Andrey Borodin <amborodin@acm.org>
Date: Fri, 12 Mar 2021 11:48:43 +0500
Subject: [PATCH] Stop fallback in case of invalid password

---
 pgconn.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pgconn.go b/pgconn.go
index 826d70e9..668808aa 100644
--- a/pgconn.go
+++ b/pgconn.go
@@ -152,6 +152,10 @@ func ConnectConfig(ctx context.Context, config *Config) (pgConn *PgConn, err err
 			break
 		} else if pgerr, ok := err.(*PgError); ok {
 			err = &connectError{config: config, msg: "server error", err: pgerr}
+			ERRCODE_INVALID_PASSWORD := "28P01"
+			if pgerr.Code == ERRCODE_INVALID_PASSWORD {
+				break;
+			}
 		}
 	}