diff options
Diffstat (limited to 'lib/prefix.c')
| -rw-r--r-- | lib/prefix.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/prefix.c b/lib/prefix.c index dbfdc83012..739764842d 100644 --- a/lib/prefix.c +++ b/lib/prefix.c @@ -278,6 +278,12 @@ prefix_copy (struct prefix *dest, const struct prefix *src) int prefix_same (const struct prefix *p1, const struct prefix *p2) { + if ((p1 && !p2) || (!p1 && p2)) + return 0; + + if (!p1 && !p2) + return 1; + if (p1->family == p2->family && p1->prefixlen == p2->prefixlen) { if (p1->family == AF_INET) |