drivers/staging/netlogic/xlr_net.c:832:20: error: assignment to expression with array type

From: kbuild test robot
Date: Mon Jun 01 2020 - 23:50:46 EST

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162
commit: 3c1bcc8614db10803f1f57ef0295363917448cb2 net: ethernet: Convert phydev advertize and supported from u32 to link mode
config: mips-randconfig-r016-20200601 (attached as .config)
compiler: mips-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 3c1bcc8614db10803f1f57ef0295363917448cb2
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips

If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>, old ones prefixed by <<):

drivers/staging/netlogic/xlr_net.c: In function 'xlr_gmac_link_adjust':
drivers/staging/netlogic/xlr_net.c:801:6: warning: variable 'intreg' set but not used [-Wunused-but-set-variable]
801 | u32 intreg;
| ^~~~~~
drivers/staging/netlogic/xlr_net.c: In function 'xlr_mii_probe':
>> drivers/staging/netlogic/xlr_net.c:832:20: error: assignment to expression with array type
832 | phydev->supported &= (ADVERTISED_10baseT_Full
| ^~
drivers/staging/netlogic/xlr_net.c:840:22: error: assignment to expression with array type
840 | phydev->advertising = phydev->supported;
| ^

# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3c1bcc8614db10803f1f57ef0295363917448cb2
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git remote update linus
git checkout 3c1bcc8614db10803f1f57ef0295363917448cb2
vim +832 drivers/staging/netlogic/xlr_net.c

6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 796
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 797 static void xlr_gmac_link_adjust(struct net_device *ndev)
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 798 {
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 799 struct xlr_net_priv *priv = netdev_priv(ndev);
3fe01e2406ead2 Andrew Lunn 2016-01-11 800 struct phy_device *phydev = xlr_get_phydev(priv);
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 @801 u32 intreg;
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 802
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 803 intreg = xlr_nae_rdreg(priv->base_addr, R_INTREG);
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 804 if (phydev->link) {
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 805 if (phydev->speed != priv->phy_speed) {
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 806 xlr_set_gmac_speed(priv);
f8397bc69095f6 Ganesan Ramalingam 2014-08-21 807 pr_info("gmac%d : Link up\n", priv->port_id);
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 808 }
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 809 } else {
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 810 xlr_set_gmac_speed(priv);
f8397bc69095f6 Ganesan Ramalingam 2014-08-21 811 pr_info("gmac%d : Link down\n", priv->port_id);
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 812 }
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 813 }
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 814
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 815 static int xlr_mii_probe(struct xlr_net_priv *priv)
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 816 {
3fe01e2406ead2 Andrew Lunn 2016-01-11 817 struct phy_device *phydev = xlr_get_phydev(priv);
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 818
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 819 if (!phydev) {
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 820 pr_err("no PHY found on phy_addr %d\n", priv->phy_addr);
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 821 return -ENODEV;
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 822 }
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 823
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 824 /* Attach MAC to PHY */
84eff6d194df44 Andrew Lunn 2016-01-06 825 phydev = phy_connect(priv->ndev, phydev_name(phydev),
968b4e6bd3b00c Sandhya Bankar 2016-03-19 826 xlr_gmac_link_adjust, priv->nd->phy_interface);
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 827
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 828 if (IS_ERR(phydev)) {
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 829 pr_err("could not attach PHY\n");
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 830 return PTR_ERR(phydev);
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 831 }
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 @832 phydev->supported &= (ADVERTISED_10baseT_Full
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 833 | ADVERTISED_10baseT_Half
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 834 | ADVERTISED_100baseT_Full
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 835 | ADVERTISED_100baseT_Half
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 836 | ADVERTISED_1000baseT_Full
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 837 | ADVERTISED_Autoneg
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 838 | ADVERTISED_MII);
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 839
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 840 phydev->advertising = phydev->supported;
2220943a21e26d Andrew Lunn 2016-01-06 841 phy_attached_info(phydev);
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 842 return 0;
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 843 }
6f98b1a250cb60 Ganesan Ramalingam 2013-03-06 844

:::::: The code at line 832 was first introduced by commit
:::::: 6f98b1a250cb6055ab5dde41a181b2c9cf026bc9 Staging: Netlogic XLR/XLS GMAC driver

:::::: TO: Ganesan Ramalingam <ganesanr@xxxxxxxxxxxx>
:::::: CC: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
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