diff options
| -rw-r--r-- | net/can/can_socketcan.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/can/can_socketcan.c b/net/can/can_socketcan.c index 92b1f79..4b68f60 100644 --- a/net/can/can_socketcan.c +++ b/net/can/can_socketcan.c @@ -194,6 +194,11 @@ static void can_host_socketcan_connect(CanHostState *ch, Error **errp) struct sockaddr_can addr; struct ifreq ifr; + if (!c->ifname) { + error_setg(errp, "'if' property not set"); + return; + } + /* open socket */ s = qemu_socket(PF_CAN, SOCK_RAW, CAN_RAW); if (s < 0) { |