[arm:zii 9/14] drivers/net//dsa/mv88e6xxx/chip.c:681:57: error: 'ds' undeclared

tree:   git://git.armlinux.org.uk/~rmk/linux-arm.git zii
head:   c6230e45540d3d3f369ab77f8404cd5c02076564
commit: 64645d6cf1ee569dc2b736920eb5575bb3b610b9 [9/14] net: dsa: mv88e6xxx: add phylink support
config: x86_64-randconfig-x010-201850 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        git checkout 64645d6cf1ee569dc2b736920eb5575bb3b610b9
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/net//dsa/mv88e6xxx/chip.c: In function 'mv88e6xxx_default_mac_config':

quoted

drivers/net//dsa/mv88e6xxx/chip.c:681:57: error: 'ds' undeclared (first use in this function)

     if (mode == MLO_AN_FIXED || !mv88e6xxx_phy_is_internal(ds, port)) {
                                                            ^~
   drivers/net//dsa/mv88e6xxx/chip.c:681:57: note: each undeclared identifier is reported only once for each function it appears in

vim +/ds +681 drivers/net//dsa/mv88e6xxx/chip.c

   671	
   672	static int mv88e6xxx_default_mac_config(struct mv88e6xxx_chip *chip, int port,
   673						unsigned int mode,
   674						const struct phylink_link_state *state)
   675	{
   676		int link, speed, duplex, pause;
   677	
   678		if (mode == MLO_AN_PHY)
   679			return 0;
   680	
 > 681		if (mode == MLO_AN_FIXED || !mv88e6xxx_phy_is_internal(ds, port)) {
   682			link = state->link;
   683			speed = state->speed;
   684			duplex = state->duplex;
   685		} else {
   686			speed = SPEED_UNFORCED;
   687			duplex = DUPLEX_UNFORCED;
   688			link = LINK_UNFORCED;
   689		}
   690	
   691		pause = !!phylink_test(state->advertising, Pause);
   692	
   693		return mv88e6xxx_port_setup_mac(chip, port, link, speed, duplex, pause,
   694						state->interface);
   695	}
   696	

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