Fix #883.

jfb8856606 · jfb8856606 · commit 023cd4ba93b2 · 2026-01-09T14:58:09.000+08:00
diff --git a/lib/ff_veth.c b/lib/ff_veth.c
@@ -873,8 +873,7 @@ ff_veth_setup_interface(struct ff_veth_softc *sc, struct ff_port_cfg *cfg)
             printf("%s: ff_veth_setaddr failed\n", sc->host_ifname);
         }
 
-        fib_num = cfg->port_id;
-        ret = ff_veth_set_gateway(sc, fib_num);
+        ret = ff_veth_set_gateway(sc, RT_DEFAULT_FIB);
         if (ret != 0) {
             printf("%s: ff_veth_set_gateway failed\n", sc->host_ifname);
         }
@@ -885,6 +884,7 @@ ff_veth_setup_interface(struct ff_veth_softc *sc, struct ff_port_cfg *cfg)
 
 #ifdef FF_IPFW
         if (cfg->nb_pr) {
+            fib_num = cfg->port_id;
             ff_ipfw_add_simple_v4(cfg, NULL, fib_num);
         }
 #endif

Original file line number	Diff line number	Diff line change
`@@ -873,8 +873,7 @@ ff_veth_setup_interface(struct ff_veth_softc sc, struct ff_port_cfg cfg)`
`873`	`873`	`printf("%s: ff_veth_setaddr failed\n", sc->host_ifname);`
`874`	`874`	`}`
`875`	`875`
`876`		`- fib_num = cfg->port_id;`
`877`		`- ret = ff_veth_set_gateway(sc, fib_num);`
	`876`	`+ ret = ff_veth_set_gateway(sc, RT_DEFAULT_FIB);`
`878`	`877`	`if (ret != 0) {`
`879`	`878`	`printf("%s: ff_veth_set_gateway failed\n", sc->host_ifname);`
`880`	`879`	`}`
`@@ -885,6 +884,7 @@ ff_veth_setup_interface(struct ff_veth_softc sc, struct ff_port_cfg cfg)`
`885`	`884`
`886`	`885`	`#ifdef FF_IPFW`
`887`	`886`	`if (cfg->nb_pr) {`
	`887`	`+ fib_num = cfg->port_id;`
`888`	`888`	`ff_ipfw_add_simple_v4(cfg, NULL, fib_num);`
`889`	`889`	`}`
`890`	`890`	`#endif`