From 6865b02547bc6ae3933a0d5d714801860b92f978 Mon Sep 17 00:00:00 2001
From: shenleban tongying <shenlebantongying@gmail.com>
Date: Tue, 12 Nov 2024 16:32:32 -0500
Subject: [PATCH] fix: a DICT crash caused by string out of bound access

---
 src/dict/dictserver.cc | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/dict/dictserver.cc b/src/dict/dictserver.cc
index 5bdce93d..a30ba09a 100644
--- a/src/dict/dictserver.cc
+++ b/src/dict/dictserver.cc
@@ -538,11 +538,13 @@ void DictServerWordSearchRequest::readMatchData( QByteArray & reply )
       if ( word.endsWith( '\"' ) ) {
         word.chop( 1 );
       }
-      if ( word[ 0 ] == '\"' ) {
-        word = word.mid( 1 );
+      if ( word.startsWith( '\"' ) ) {
+        word = word.remove( 0, 1 );
       }
 
-      this->addMatchedWord( word );
+      if ( !word.isEmpty() ) {
+        this->addMatchedWord( word );
+      }
     }
 
     reply = this->dictImpl->socket.readLine();