linux-3.0-rc4, wlan0 device is not showing with ifconfig
Hi,
running linux-3.0-rc4 my wlan0 device is not showing with ifconfig, even if the driver (r8712u) loads successfull.
strace ifconfig shows:
ioctl(3, SIOCGIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0ioctl(3, SIOCGIFHWADDR, {ifr_name="wlan0", ifr_hwaddr=80:1f:02:0b:5d:9a}) = 0ioctl(3, SIOCGIFMETRIC, {ifr_name="wlan0", ifr_metric=0}) = 0ioctl(3, SIOCGIFMTU, {ifr_name="wlan0", ifr_mtu=1500}) = 0
ioctl(3, SIOCGIFMAP, {ifr_name="wlan0", ifr_map={mem_start=0, mem_end=0, base_addr=0, irq=0, dma=0, port=0}}) = 0 ioctl(3, SIOCGIFTXQLEN, {ifr_name="wlan0", ifr_qlen=1000}) = 0ioctl(3, SIOCGIFADDR, {ifr_name="wlan0", ???}) = -1 EADDRNOTAVAIL (Cannot assign requested address)
close(3) = 0
the interface will be shown after i setup a ipadress manually:
ifconfig wlan0 192.68.0.13
strace ifconfig
ioctl(3, SIOCGIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST}) = 0 ioctl(3, SIOCGIFHWADDR, {ifr_name="wlan0", ifr_hwaddr=80:1f:02:0b:5d:9a}) = 0ioctl(3, SIOCGIFMETRIC, {ifr_name="wlan0", ifr_metric=0}) = 0ioctl(3, SIOCGIFMTU, {ifr_name="wlan0", ifr_mtu=1500}) = 0
ioctl(3, SIOCGIFMAP, {ifr_name="wlan0", ifr_map={mem_start=0, mem_end=0, base_addr=0, irq=0, dma=0, port=0}}) = 0 ioctl(3, SIOCGIFTXQLEN, {ifr_name="wlan0", ifr_qlen=1000}) = 0ioctl(3, SIOCGIFADDR, {ifr_name="wlan0", ifr_addr={AF_INET, inet_addr("168.0.0.13")}}) = 0 ioctl(3, SIOCGIFDSTADDR, {ifr_name="wlan0", ifr_dstaddr={AF_INET, inet_addr("168.0.0.13")}}) = 0 ioctl(3, SIOCGIFBRDADDR, {ifr_name="wlan0", ifr_broadaddr={AF_INET, inet_addr("168.0.255.255")}}) = 0 ioctl(3, SIOCGIFNETMASK, {ifr_name="wlan0", ifr_netmask={AF_INET, inet_addr("255.255.0.0")}}) = 0
is this problem known and is there a fix for this?
many thanks
Stephan
Quoted 43 lines · Stephan Raue
Hi,
running linux-3.0-rc4 my wlan0 device is not showing with ifconfig, even if the driver (r8712u) loads successfull.
strace ifconfig shows:
ioctl(3, SIOCGIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_BROADCAST|IFF_MULTICAST})= 0ioctl(3, SIOCGIFHWADDR, {ifr_name="wlan0", ifr_hwaddr=80:1f:02:0b:5d:9a})= 0ioctl(3, SIOCGIFMETRIC, {ifr_name="wlan0", ifr_metric=0})= 0ioctl(3, SIOCGIFMTU, {ifr_name="wlan0", ifr_mtu=1500})= 0 ioctl(3, SIOCGIFMAP, {ifr_name="wlan0", ifr_map={mem_start=0, mem_end=0, base_addr=0, irq=0, dma=0, port=0}}) = 0ioctl(3, SIOCGIFTXQLEN, {ifr_name="wlan0", ifr_qlen=1000})= 0ioctl(3, SIOCGIFADDR, {ifr_name="wlan0", ???})= -1 EADDRNOTAVAIL (Cannot assign requested address)
close(3) = 0the interface will be shown after i setup a ipadress manually:
ifconfig wlan0 192.68.0.13
strace ifconfig
ioctl(3, SIOCGIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST})= 0ioctl(3, SIOCGIFHWADDR, {ifr_name="wlan0", ifr_hwaddr=80:1f:02:0b:5d:9a})= 0ioctl(3, SIOCGIFMETRIC, {ifr_name="wlan0", ifr_metric=0})= 0ioctl(3, SIOCGIFMTU, {ifr_name="wlan0", ifr_mtu=1500})= 0 ioctl(3, SIOCGIFMAP, {ifr_name="wlan0", ifr_map={mem_start=0, mem_end=0, base_addr=0, irq=0, dma=0, port=0}}) = 0ioctl(3, SIOCGIFTXQLEN, {ifr_name="wlan0", ifr_qlen=1000})= 0ioctl(3, SIOCGIFADDR, {ifr_name="wlan0", ifr_addr={AF_INET, inet_addr("168.0.0.13")}})= 0ioctl(3, SIOCGIFDSTADDR, {ifr_name="wlan0", ifr_dstaddr={AF_INET, inet_addr("168.0.0.13")}})= 0ioctl(3, SIOCGIFBRDADDR, {ifr_name="wlan0", ifr_broadaddr={AF_INET, inet_addr("168.0.255.255")}})= 0ioctl(3, SIOCGIFNETMASK, {ifr_name="wlan0", ifr_netmask={AF_INET, inet_addr("255.255.0.0")}})= 0
Quoted 1 line
is this problem known and is there a fix for this?
Pretty normal behavior, if your device is not "UP"
To see all devices, even DOWN ones, use "ifconfig -a"