diff options
| -rw-r--r-- | include/linux/can/dev.h | 7 | ||||
| -rw-r--r-- | net/can/Kconfig | 1 |
2 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h index 52c8be5c160e..f6416a56e95d 100644 --- a/include/linux/can/dev.h +++ b/include/linux/can/dev.h @@ -111,7 +111,14 @@ struct net_device *alloc_candev_mqs(int sizeof_priv, unsigned int echo_skb_max, void free_candev(struct net_device *dev); /* a candev safe wrapper around netdev_priv */ +#if IS_ENABLED(CONFIG_CAN_NETLINK) struct can_priv *safe_candev_priv(struct net_device *dev); +#else +static inline struct can_priv *safe_candev_priv(struct net_device *dev) +{ + return NULL; +} +#endif int open_candev(struct net_device *dev); void close_candev(struct net_device *dev); diff --git a/net/can/Kconfig b/net/can/Kconfig index af64a6f76458..e4ccf731a24c 100644 --- a/net/can/Kconfig +++ b/net/can/Kconfig @@ -5,6 +5,7 @@ menuconfig CAN tristate "CAN bus subsystem support" + select CAN_DEV help Controller Area Network (CAN) is a slow (up to 1Mbit/s) serial communications protocol. Development of the CAN bus started in |