bugfix: returning on-the-stack buffer to the caller

vuvova · vuvova · commit 96bb5f44d87e · 2016-12-12T20:27:21.000+01:00
diff --git a/sql/sql_show.cc b/sql/sql_show.cc
@@ -1706,7 +1706,7 @@ static bool get_field_default_value(THD *thd, Field *field, String *def_value,
         if (quoted)
           append_unescaped(def_value, def_val.ptr(), def_val.length());
         else
-          def_value->move(def_val);
+          def_value->append(def_val);
       }
       else if (quoted)
         def_value->set(STRING_WITH_LEN("''"), system_charset_info);

Original file line number	Diff line number	Diff line change
`@@ -1706,7 +1706,7 @@ static bool get_field_default_value(THD thd, Field field, String *def_value,`
`1706`	`1706`	`if (quoted)`
`1707`	`1707`	`append_unescaped(def_value, def_val.ptr(), def_val.length());`
`1708`	`1708`	`else`
`1709`		`- def_value->move(def_val);`
	`1709`	`+ def_value->append(def_val);`
`1710`	`1710`	`}`
`1711`	`1711`	`else if (quoted)`
`1712`	`1712`	`def_value->set(STRING_WITH_LEN("''"), system_charset_info);`