_dbus_string_append_printf_valist: avoid leaking copy of varargs

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=88087
Signed-off-by: Simon McVittie <simon.mcvittie@collabora.co.uk>
This commit is contained in:
Simon McVittie 2015-01-06 22:12:16 +00:00
parent 04056bba41
commit b5bf338953

View file

@ -1073,6 +1073,7 @@ _dbus_string_append_printf_valist (DBusString *str,
const char *format,
va_list args)
{
dbus_bool_t ret = FALSE;
int len;
va_list args_copy;
@ -1084,21 +1085,21 @@ _dbus_string_append_printf_valist (DBusString *str,
len = _dbus_printf_string_upper_bound (format, args);
if (len < 0)
return FALSE;
goto out;
if (!_dbus_string_lengthen (str, len))
{
/* don't leak the copy */
va_end (args_copy);
return FALSE;
goto out;
}
vsprintf ((char*) (real->str + (real->len - len)),
format, args_copy);
ret = TRUE;
out:
va_end (args_copy);
return TRUE;
return ret;
}
/**