i40e: remove enum i40e_client_state

It's not used.

Signed-off-by: Jakub Kicinski <[e-mail]>
Reviewed-by: Jesse Brandeburg <[e-mail]>
Tested-by: Gurucharan G <[e-mail]>
Signed-off-by: Tony Nguyen <[e-mail]>

include/linux/net/intel/i40e_client.h

···
 	u8 rsvd;
 };
 
-enum i40e_client_state {
-	__I40E_CLIENT_NULL,
-	__I40E_CLIENT_REGISTERED
-};
-
 enum i40e_client_instance_state {
 	__I40E_CLIENT_INSTANCE_NONE,
 	__I40E_CLIENT_INSTANCE_OPENED,
···
 #define I40E_CLIENT_IWARP 0
 	const struct i40e_client_ops *ops; /* client ops provided by the client */
 };
-
-static inline bool i40e_client_is_registered(struct i40e_client *client)
-{
-	return test_bit(__I40E_CLIENT_REGISTERED, &client->state);
-}
 
 void i40e_client_device_register(struct i40e_info *ldev, struct i40e_client *client);
 void i40e_client_device_unregister(struct i40e_info *ldev);