Don't send MFS equal to 0.

diff --git a/src/lldp.c b/src/lldp.c
index d5366915a2889e8b590de24265e9c3d72ff582c8..31c6de46e253ca68877b6a36ff85e3a7509940f4 100644 (file)
--- a/src/lldp.c
+++ b/src/lldp.c
@@ -227,13 +227,15 @@ lldp_send(struct lldpd *global,
                goto toobig;
 
        /* MFS */
-       if (!(
-             POKE_START_LLDP_TLV(LLDP_TLV_ORG) &&
-             POKE_BYTES(dot3, sizeof(dot3)) &&
-             POKE_UINT8(LLDP_TLV_DOT3_MFS) &&
-             POKE_UINT16(port->p_mfs) &&
-             POKE_END_LLDP_TLV))
-               goto toobig;
+       if (port->p_mfs) {
+               if (!(
+                     POKE_START_LLDP_TLV(LLDP_TLV_ORG) &&
+                     POKE_BYTES(dot3, sizeof(dot3)) &&
+                     POKE_UINT8(LLDP_TLV_DOT3_MFS) &&
+                     POKE_UINT16(port->p_mfs) &&
+                     POKE_END_LLDP_TLV))
+                       goto toobig;
+       }
        /* Power */
        if (port->p_power.devicetype) {
                if (!(