Comment 92 for bug 1112652

i have this bug...
cant get eth0 working on battery.. as soon as i plug in the power cord, it works fine.

new install of linux mint 15

Linux -ThinkPad-T530 3.8.0-19-generic #29-Ubuntu SMP Wed Apr 17 18:16:28 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
Linux Mint 15 Olivia \n \l

Network: Card-1: Intel Centrino Ultimate-N 6300 driver: iwlwifi ver: in-tree: bus-ID: 03:00.0
           IF: wlan0 state: down mac: 24:77:03:94:23:34
           Card-2: Intel 82579LM Gigabit Network Connection driver: e1000e ver: 2.1.4-k port: 5080 bus-ID: 00:19.0
           IF: eth0 state: up speed: 1000 Mbps duplex: full mac: 3c:97:0e:0c:ea:d5
Drives: HDD Total Size: 240.1GB (78.5% used) 1: id: /dev/sda model: KINGSTON_SKC100S size: 240.1GB temp: 37C

lshw -C network
  *-network
       description: Ethernet interface
       product: 82579LM Gigabit Network Connection
       vendor: Intel Corporation
       physical id: 19
       bus info: pci@0000:00:19.0
       logical name: eth0
       version: 04
       serial: 3c:97:0e:0c:ea:d5
       size: 1Gbit/s
       capacity: 1Gbit/s
       width: 32 bits
       clock: 33MHz
       capabilities: pm msi bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=2.1.4-k duplex=full firmware=0.13-3 ip=192.168.1.5 latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
       resources: irq:43 memory:f2500000-f251ffff memory:f253b000-f253bfff ioport:5080(size=32)
  *-network DISABLED
       description: Wireless interface
       product: Centrino Ultimate-N 6300
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:03:00.0
       logical name: wlan0
       version: 3e
       serial: 24:77:03:94:23:34
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=iwlwifi driverversion=3.8.0-19-generic firmware=9.221.4.1 build 25532 latency=0 link=no multicast=yes wireless=IEEE 802.11abgn
       resources: irq:47 memory:f1c00000-f1c01fff