From: Yuval Lifshitz <ylifshit@redhat.com>
Date: Thu, 21 Jul 2022 12:38:33 +0000 (+0000)
Subject: rgw/lua: make assignment of char* to std::string explicit
X-Git-Tag: v18.0.0~455^2
X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=c1f19c838182c7f1d1e7abe49f4ddd28744d3074;p=ceph.git

rgw/lua: make assignment of char* to std::string explicit

issue is happening on RHEL8, when using: g++ (GCC) 8.5.0

Fixes: https://tracker.ceph.com/issues/56170

Signed-off-by: Yuval Lifshitz <ylifshit@redhat.com>
---

diff --git a/src/rgw/rgw_lua_background.h b/src/rgw/rgw_lua_background.h
index 5d7eafa39befd..c6051164eb421 100644
--- a/src/rgw/rgw_lua_background.h
+++ b/src/rgw/rgw_lua_background.h
@@ -118,8 +118,11 @@ struct RGWTable : EmptyMetaTable {
          }
          break;
       case LUA_TSTRING:
-        value = lua_tolstring(L, 3, &len);
+      {
+        const auto str = lua_tolstring(L, 3, &len);
+        value = std::string{str, len};
         break;
+      }
       default:
         l.unlock();
         return luaL_error(L, "unsupported value type for RGW table");