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The function phy_attach_direct attaches the phy and calls phy_init_hw. phy_init_hw can fail, but the phy is still marked as attached. Successive calls to phy_attach_direct will fail because the phy is busy. [ 1.020000] eth0: Freescale FEC PHY driver [Generic PHY] (mii_bus:phy_addr=1:00, irq=-1) [ 1.030000] eth1: Freescale FEC PHY driver [Generic PHY] (mii_bus:phy_addr=1:01, irq=-1) [ 2.050000] Sending DHCP requests . [ 3.020000] PHY: 1:00 - Link is Up - 100/Full [ 5.110000] ..... timed out! [ 87.660000] IP-Config: Reopening network devices... [ 88.190000] FEC: MDIO read timeout [ 88.190000] eth0: could not attach to PHY [ 88.190000] IP-Config: Failed to open eth0 [ 88.210000] FEC: MDIO read timeout [ 88.210000] eth1: could not attach to PHY [ 88.210000] IP-Config: Failed to open eth1 [ 88.220000] IP-Config: No network devices available. [ 88.220000] Freeing init memory: 6968K [...] starting network interfaces... ip: RTNETLINK answers: File exists [ 94.000000] net eth0: PHY already attached [ 94.010000] eth0: could not attach to PHY ip: SIOCSIFFLAGS: Device or resource busy This patch adds phy_detach to clean up if phy_init_hw fails. Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> Signed-off-by: David S. Miller <davem@davemloft.net> |
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| .. | ||
| bcm63xx.c | ||
| broadcom.c | ||
| cicada.c | ||
| davicom.c | ||
| et1011c.c | ||
| fixed.c | ||
| icplus.c | ||
| Kconfig | ||
| lxt.c | ||
| Makefile | ||
| marvell.c | ||
| mdio_bus.c | ||
| mdio-bitbang.c | ||
| mdio-gpio.c | ||
| mdio-octeon.c | ||
| micrel.c | ||
| national.c | ||
| phy_device.c | ||
| phy.c | ||
| qsemi.c | ||
| realtek.c | ||
| smsc.c | ||
| ste10Xp.c | ||
| vitesse.c | ||