I've just installed upstream kernel. The "uname -a" reports "3.2.27-030227-generic #201208101235". WiFi works! As far as I understand, this is a kernel from Ubuntu 12.04, but it works in Ubuntu 11.10
I also tested kernel "linux-headers-3.0.0-24-generic" and WiFi also works.
I've just installed upstream kernel. The "uname -a" reports "3.2.27- 030227- generic #201208101235". WiFi works! As far as I understand, this is a kernel from Ubuntu 12.04, but it works in Ubuntu 11.10
I also tested kernel "linux- headers- 3.0.0-24- generic" and WiFi also works.