network: fix the initial value of the counter for brvlan

Fixes #12958.
2019-07-05 16:35:11 +09:00
parent fb721f084c
commit 412ac780ac
1 changed files with 2 additions and 3 deletions
@@ -53,7 +53,7 @@ static int append_vlan_info_data(Link *const link, sd_netlink_message *req, uint
        assert(br_vid_bitmap);
        assert(br_untagged_bitmap);

-        i = cnt = -1;
+        cnt = 0;

        begin = end = UINT16_MAX;
        for (k = 0; k < BRIDGE_VLAN_BITMAP_LEN; k++) {
@@ -129,9 +129,8 @@ static int append_vlan_info_data(Link *const link, sd_netlink_message *req, uint
                        i = j;
                } while (!done);
        }
-        if (!cnt)
-                return -EINVAL;

+        assert(cnt > 0);
        return cnt;
 }