Fix the 3c905C 10/100 transceiver initialisation woes.

(This was reverted from 2.6.7-rcX, but the bug reporter said the failure
turned out to be unrepeatable).
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>