diff options
Diffstat (limited to 'interface-ip.c')
| -rw-r--r-- | interface-ip.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/interface-ip.c b/interface-ip.c index f1ed8d3..6efc3c5 100644 --- a/interface-ip.c +++ b/interface-ip.c @@ -516,8 +516,14 @@ error: static int addr_cmp(const void *k1, const void *k2, void *ptr) { - return memcmp(k1, k2, sizeof(struct device_addr) - - offsetof(struct device_addr, flags)); + const struct device_addr *a1 = k1; + const struct device_addr *a2 = k2; + const int cmp_offset = offsetof(struct device_addr, flags); + const int cmp_size = sizeof(struct device_addr) - cmp_offset; + + if (a1->index != a2->index) + return a1->index - a2->index; + return memcmp(k1+cmp_offset, k2+cmp_offset, cmp_size); } static int |