net: core: Inline netdev_features_size_check()

We do not require this inline function to be used in multiple different
locations, just inline it where it gets used in register_netdevice().
Suggested-by: David Miller <davem@davemloft.net>
Suggested-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/linux/netdevice.h

@@ -4132,12 +4132,6 @@ const char *netdev_drivername(const struct net_device *dev);
 
 void linkwatch_run_queue(void);
 
-static inline void netdev_features_size_check(void)
-{
-	BUILD_BUG_ON(sizeof(netdev_features_t) * BITS_PER_BYTE <
-		     NETDEV_FEATURE_COUNT);
-}
-
 static inline netdev_features_t netdev_intersect_features(netdev_features_t f1,
 							  netdev_features_t f2)
 {

net/core/dev.c

@@ -7883,7 +7883,8 @@ int register_netdevice(struct net_device *dev)
 	int ret;
 	struct net *net = dev_net(dev);
 
-	netdev_features_size_check();
+	BUILD_BUG_ON(sizeof(netdev_features_t) * BITS_PER_BYTE <
+		     NETDEV_FEATURE_COUNT);
 	BUG_ON(dev_boot_phase);
 	ASSERT_RTNL();