From: Brian Leung <leungbk@mailfence.com>
Date: Wed, 26 Aug 2020 10:01:14 +0000 (+0200)
Subject: eshell: Remove unnecessary check in em-hist
X-Git-Tag: emacs-28.0.90~6390
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=6d84853de8d4644fcce571e099a5b3443b62bfd4;p=emacs.git

eshell: Remove unnecessary check in em-hist

* lisp/eshell/em-hist.el
(eshell-previous-matching-input-string-position): Both before and
within the while loop, n is always smaller than n (bug#43056).

Copyright-paperwork-exempt: yes
---

diff --git a/lisp/eshell/em-hist.el b/lisp/eshell/em-hist.el
index 267936583e1..5cee1bad364 100644
--- a/lisp/eshell/em-hist.el
+++ b/lisp/eshell/em-hist.el
@@ -862,7 +862,7 @@ Moves relative to START, or `eshell-history-index'."
       (setq prev n
 	    n (mod (+ n motion) len))
       ;; If we haven't reached a match, step some more.
-      (while (and (< n len) (not tried-each-ring-item)
+      (while (and (not tried-each-ring-item)
 		  (not (string-match regexp (eshell-get-history n))))
 	(setq n (mod (+ n motion) len)
 	      ;; If we have gone all the way around in this search.