From 85b4441472a443dd8fd053d7b088b1e3667347d3 Mon Sep 17 00:00:00 2001
From: Michael Albinus <michael.albinus@gmx.de>
Date: Fri, 19 Apr 2019 16:29:44 +0200
Subject: [PATCH] * lisp/net/tramp-adb.el (tramp-adb-prompt): Remove repetition
 of expression

matching an empty string.
---
 lisp/net/tramp-adb.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/net/tramp-adb.el b/lisp/net/tramp-adb.el
index 71d7f61b91c..bd66ab44567 100644
--- a/lisp/net/tramp-adb.el
+++ b/lisp/net/tramp-adb.el
@@ -53,7 +53,7 @@ It is used for TCP/IP devices."
   "When this method name is used, forward all calls to Android Debug Bridge.")
 
 (defcustom tramp-adb-prompt
-  "^[[:digit:]]*|?\\(?:[[:alnum:]\e;[]*@?[[:alnum:]]*[^#\\$]*\\)?[#\\$][[:space:]]"
+  "^[[:digit:]]*|?[[:alnum:]\e;[]*@?[[:alnum:]]*[^#\\$]*[#\\$][[:space:]]"
   "Regexp used as prompt in almquist shell."
   :type 'string
   :version "24.4"
-- 
2.39.5