netdevsim: assume CONFIG_NET_DEVLINK is always enabled

Since commit f6b19b35 ("net: devlink: select NET_DEVLINK
from drivers") adds implicit select of NET_DEVLINK for
netdevsim, the code does not have to deal with the case
when CONFIG_NET_DEVLINK is not enabled. So remove the ifcase.
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/netdevsim/Makefile

@@ -3,17 +3,13 @@
 obj-$(CONFIG_NETDEVSIM) += netdevsim.o
 
 netdevsim-objs := \
-	netdev.o \
+	netdev.o devlink.o fib.o \
 
 ifeq ($(CONFIG_BPF_SYSCALL),y)
 netdevsim-objs += \
 	bpf.o
 endif
 
-ifneq ($(CONFIG_NET_DEVLINK),)
-netdevsim-objs += devlink.o fib.o
-endif
-
 ifneq ($(CONFIG_XFRM_OFFLOAD),)
 netdevsim-objs += ipsec.o
 endif

drivers/net/netdevsim/netdevsim.h

@@ -97,9 +97,7 @@ struct netdevsim {
 	bool bpf_xdpoffload_accept;
 
 	bool bpf_map_accept;
-#if IS_ENABLED(CONFIG_NET_DEVLINK)
 	struct devlink *devlink;
-#endif
 	struct nsim_ipsec ipsec;
 };
 
@@ -138,7 +136,6 @@ nsim_bpf_setup_tc_block_cb(enum tc_setup_type type, void *type_data,
 }
 #endif
 
-#if IS_ENABLED(CONFIG_NET_DEVLINK)
 enum nsim_resource_id {
 	NSIM_RESOURCE_NONE,   /* DEVLINK_RESOURCE_ID_PARENT_TOP */
 	NSIM_RESOURCE_IPV4,
@@ -160,25 +157,6 @@ void nsim_fib_exit(void);
 u64 nsim_fib_get_val(struct net *net, enum nsim_resource_id res_id, bool max);
 int nsim_fib_set_max(struct net *net, enum nsim_resource_id res_id, u64 val,
 		     struct netlink_ext_ack *extack);
-#else
-static inline int nsim_devlink_setup(struct netdevsim *ns)
-{
-	return 0;
-}
-
-static inline void nsim_devlink_teardown(struct netdevsim *ns)
-{
-}
-
-static inline int nsim_devlink_init(void)
-{
-	return 0;
-}
-
-static inline void nsim_devlink_exit(void)
-{
-}
-#endif
 
 #if IS_ENABLED(CONFIG_XFRM_OFFLOAD)
 void nsim_ipsec_init(struct netdevsim *ns);