if (cp) g_free (cp);
len = strlen (str);
- if ((min (PTRDIFF_MAX, SIZE_MAX) - len - 1) / 4 < nr_bad)
+ if (nr_bad > (min (PTRDIFF_MAX, SIZE_MAX) - len - 1) / 4)
memory_full (SIZE_MAX);
up = utf8_str = xmalloc (len + nr_bad * 4 + 1);
p = (unsigned char *)str;