diff options
| -rw-r--r-- | drivers/staging/batman-adv/hard-interface.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/staging/batman-adv/hard-interface.c b/drivers/staging/batman-adv/hard-interface.c index d108fa1eb733..ce1d2512047c 100644 --- a/drivers/staging/batman-adv/hard-interface.c +++ b/drivers/staging/batman-adv/hard-interface.c @@ -128,6 +128,9 @@ static bool hardif_is_iface_up(struct batman_if *batman_if) static void update_mac_addresses(struct batman_if *batman_if) { + if (!batman_if || !batman_if->packet_buff) + return; + addr_to_string(batman_if->addr_str, batman_if->net_dev->dev_addr); memcpy(((struct batman_packet *)(batman_if->packet_buff))->orig, @@ -338,6 +341,7 @@ static struct batman_if *hardif_add_interface(struct net_device *net_dev) batman_if->if_num = -1; batman_if->net_dev = net_dev; batman_if->if_status = IF_NOT_IN_USE; + batman_if->packet_buff = NULL; INIT_LIST_HEAD(&batman_if->list); check_known_mac_addr(batman_if->net_dev->dev_addr); |