config: verify string length in wrv2 before calling back

ref #5431
2024-09-11 13:25:42 +03:00 · 2024-04-08 15:27:08 +01:00 · 2024-04-08 15:27:08 +01:00 · 785d9d9521
commit 785d9d9521
parent 43b96f03b5
1 changed files with 1 additions and 1 deletions
--- a/src/config/ConfigManager.cpp
+++ b/src/config/ConfigManager.cpp
@ -2084,7 +2084,7 @@ std::optional<std::string> CConfigManager::handleWindowRuleV2(const std::string&

        result = removeBeginEndSpacesTabs(result);

-        if (result.back() == ',')
+        if (!result.empty() && result.back() == ',')
            result.pop_back();

        return result;