Merge pull request #6135 from thaJeztah/fix_login_message

cli/command: RegistryAuthenticationPrivilegedFunc: fix hints for login

Author: thaJeztah

cli/command/registry.go

@@ -43,7 +43,7 @@ func RegistryAuthenticationPrivilegedFunc(cli Cli, index *registrytypes.IndexInf
 		_, _ = fmt.Fprintf(cli.Out(), "\nLogin prior to %s:\n", cmdName)
 		authConfig, err := GetDefaultAuthConfig(cli.ConfigFile(), true, configKey, isDefaultRegistry)
 		if err != nil {
-			_, _ = fmt.Fprintf(cli.Err(), "Unable to retrieve stored credentials for %s, error: %s.\n", authConfigKey, err)
+			_, _ = fmt.Fprintf(cli.Err(), "Unable to retrieve stored credentials for %s, error: %s.\n", configKey, err)
 		}
 
 		select {
@@ -52,7 +52,7 @@ func RegistryAuthenticationPrivilegedFunc(cli Cli, index *registrytypes.IndexInf
 		default:
 		}
 
-		authConfig, err = PromptUserForCredentials(ctx, cli, "", "", authConfig.Username, authConfigKey)
+		authConfig, err = PromptUserForCredentials(ctx, cli, "", "", authConfig.Username, configKey)
 		if err != nil {
 			return "", err
 		}