inspiron 640m lan problem

Hello,
my built in ethernet card doesn’t work under OpenSuse 11.
I guess modprobe b44 should load driver for the card, but
I got this error when trying to load it

modprobe b44

FATAL: Error inserting b44 (/lib/modules/2.6.25.11-0.1-pae/kernel/drivers/net/b44.ko): Unknown symbol in module, or unknown parameter (see dmesg)

and in boot.log I found these errors:

<4>b44: disagrees about version of symbol ssb_device_is_enabled
<4>b44: Unknown symbol ssb_device_is_enabled
<4>b44: disagrees about version of symbol ssb_pcicore_dev_irqvecs_enable
<4>b44: Unknown symbol ssb_pcicore_dev_irqvecs_enable
<4>b44: disagrees about version of symbol ssb_bus_may_powerdown
<4>b44: Unknown symbol ssb_bus_may_powerdown
<4>b44: disagrees about version of symbol ssb_pcihost_register
<4>b44: Unknown symbol ssb_pcihost_register
<4>b44: disagrees about version of symbol ssb_dma_set_mask
<4>b44: Unknown symbol ssb_dma_set_mask
<4>b44: disagrees about version of symbol ssb_device_enable
<4>b44: Unknown symbol ssb_device_enable
<4>b44: disagrees about version of symbol ssb_driver_unregister
<4>b44: Unknown symbol ssb_driver_unregister
<4>b44: disagrees about version of symbol __ssb_driver_register
<4>b44: Unknown symbol __ssb_driver_register
<4>b44: disagrees about version of symbol ssb_bus_powerup
<4>b44: Unknown symbol ssb_bus_powerup
<4>b44: disagrees about version of symbol ssb_clockspeed
<4>b44: Unknown symbol ssb_clockspeed
<4>b44: disagrees about version of symbol ssb_dma_translation
<4>b44: Unknown symbol ssb_dma_translation