repart: add one more overflow check

2021-04-19 23:16:02 +02:00
parent d17db7b2bf
commit 55d380144a
1 changed files with 3 additions and 0 deletions
@@ -2227,6 +2227,9 @@ static int context_discard_range(

                range[0] = round_up_size(offset, 512);

+                if (offset > UINT64_MAX - size)
+                        return -ERANGE;
+
                end = offset + size;
                if (end <= range[0])
                        return 0;