Hi Florian, [auto build test ERROR on net-next/master]
url: https://github.com/0day-ci/linux/commits/Florian-Fainelli/net-bcmgenet-utilize-MDIO-unimac-driver/20170801-075847 config: xtensa-allmodconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 4.9.0 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=xtensa Note: the linux-review/Florian-Fainelli/net-bcmgenet-utilize-MDIO-unimac-driver/20170801-075847 HEAD 68043f6ab1b54d29abc5555fc56fdec46d280b76 builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): drivers/net/phy/mdio-bcm-unimac.c: In function 'unimac_mdio_read': >> drivers/net/phy/mdio-bcm-unimac.c:89:2: error: 'ret' undeclared (first use >> in this function) ret = unimac_mdio_poll(priv); ^ drivers/net/phy/mdio-bcm-unimac.c:89:2: note: each undeclared identifier is reported only once for each function it appears in vim +/ret +89 drivers/net/phy/mdio-bcm-unimac.c 76 77 static int unimac_mdio_read(struct mii_bus *bus, int phy_id, int reg) 78 { 79 struct unimac_mdio_priv *priv = bus->priv; 80 u32 cmd; 81 82 /* Prepare the read operation */ 83 cmd = MDIO_RD | (phy_id << MDIO_PMD_SHIFT) | (reg << MDIO_REG_SHIFT); 84 __raw_writel(cmd, priv->base + MDIO_CMD); 85 86 /* Start MDIO transaction */ 87 unimac_mdio_start(priv); 88 > 89 ret = unimac_mdio_poll(priv); 90 if (ret) 91 return ret; 92 93 cmd = __raw_readl(priv->base + MDIO_CMD); 94 95 /* Some broken devices are known not to release the line during 96 * turn-around, e.g: Broadcom BCM53125 external switches, so check for 97 * that condition here and ignore the MDIO controller read failure 98 * indication. 99 */ 100 if (!(bus->phy_ignore_ta_mask & 1 << phy_id) && (cmd & MDIO_READ_FAIL)) 101 return -EIO; 102 103 return cmd & 0xffff; 104 } 105 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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