From: Susant Sahani <ssahani@redhat.com>
Date: Mon, 6 May 2019 17:37:32 +0000 (+0530)
Subject: networkd: VXLan TTL must be <= 255
X-Git-Tag: v243-rc1~471^2~4
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=76fbd4d73d8f941a1c9c1a0166dcf3d7eb62fc38;p=thirdparty%2Fsystemd.git

networkd: VXLan TTL must be <= 255

Ignore when TTL > 255
---

diff --git a/src/network/netdev/vxlan.c b/src/network/netdev/vxlan.c
index 6c18debe3dc..8fa6e87d923 100644
--- a/src/network/netdev/vxlan.c
+++ b/src/network/netdev/vxlan.c
@@ -273,10 +273,15 @@ static int netdev_vxlan_verify(NetDev *netdev, const char *filename) {
         assert(v);
         assert(filename);
 
-        if (v->vni > VXLAN_VID_MAX) {
-                log_warning("VXLAN without valid VNI (or VXLAN Segment ID) configured in %s. Ignoring", filename);
-                return -EINVAL;
-        }
+        if (v->vni > VXLAN_VID_MAX)
+                return log_netdev_warning_errno(netdev, SYNTHETIC_ERRNO(EINVAL),
+                                                "%s: VXLAN without valid VNI (or VXLAN Segment ID) configured. Ignoring.",
+                                                filename);
+
+        if (v->ttl > 255)
+                return log_netdev_warning_errno(netdev, SYNTHETIC_ERRNO(EINVAL),
+                                                "%s: VXLAN TTL must be <= 255. Ignoring.",
+                                                filename);
 
         return 0;
 }