From 4247cac9705474a9fbfb6bf44e2f32acd95cf431 Mon Sep 17 00:00:00 2001
From: afwerar <1296468573@qq.com>
Date: Sat, 23 Jul 2022 14:07:20 +0800
Subject: [PATCH] shell: fix shell history error

---
 tools/shell/src/shellCommand.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/tools/shell/src/shellCommand.c b/tools/shell/src/shellCommand.c
index ce3718e001..1af6ee4c06 100644
--- a/tools/shell/src/shellCommand.c
+++ b/tools/shell/src/shellCommand.c
@@ -524,10 +524,8 @@ int32_t shellReadCommand(char *command) {
           c = taosGetConsoleChar();
           switch (c) {
             case 'A':  // Up arrow
-              if (hist_counter != pHistory->hstart) {
-                hist_counter = (hist_counter + SHELL_MAX_HISTORY_SIZE - 1) % SHELL_MAX_HISTORY_SIZE;
-                shellResetCommand(&cmd, (pHistory->hist[hist_counter] == NULL) ? "" : pHistory->hist[hist_counter]);
-              }
+              hist_counter = (hist_counter + SHELL_MAX_HISTORY_SIZE - 1) % SHELL_MAX_HISTORY_SIZE;
+              shellResetCommand(&cmd, (pHistory->hist[hist_counter] == NULL) ? "" : pHistory->hist[hist_counter]);
               break;
             case 'B':  // Down arrow
               if (hist_counter != pHistory->hend) {