Signed-off-by: Volker Diels-Grabsch
---
tap.c | 2 +-
util.h | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/tap.c b/tap.c
index cf862ef..50e1a88 100644
--- a/tap.c
+++ b/tap.c
@@ -1511,7 +1511,7 @@ void tap_backend_init(struct ctx *c)
* sends us packets. Use the broadcast address so that our
* first packets will reach it.
*/
- memset(&c->guest_mac, 0xff, sizeof(c->guest_mac));
+ memcpy(&c->guest_mac, MAC_BROADCAST, sizeof(c->guest_mac));
break;
}
diff --git a/util.h b/util.h
index 2a8c38f..22eaac5 100644
--- a/util.h
+++ b/util.h
@@ -97,6 +97,8 @@ void abort_with_msg(const char *fmt, ...)
#define FD_PROTO(x, proto) \
(IN_INTERVAL(c->proto.fd_min, c->proto.fd_max, (x)))
+#define MAC_BROADCAST \
+ ((uint8_t [ETH_ALEN]){ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff })
#define MAC_ZERO ((uint8_t [ETH_ALEN]){ 0 })
#define MAC_IS_ZERO(addr) (!memcmp((addr), MAC_ZERO, ETH_ALEN))
--
2.47.3