1 files changed, 2 insertions, 1 deletions
diff --git a/sql/sys_vars.ic b/sql/sys_vars.ic
index f33f469b160..698062d9bed 100644
--- a/sql/sys_vars.ic
+++ b/sql/sys_vars.ic
@@ -529,7 +529,8 @@ public:
     size_t len=var->save_result.string_value.length;
     if (ptr)
     {
-      new_val= (char*)my_memdup(ptr, len+1, MYF(MY_WME));
+      new_val= (char*)my_memdup(key_memory_Sys_var_charptr_value,
+                                ptr, len+1, MYF(MY_WME));
       if (!new_val) return 0;
       new_val[len]=0;
     }