Both memory stick and tifm have been enabled as modules by the following commit, and is supposed to fix this problem. Please try latest mainline build and report the status. Refer to https://wiki.ubuntu.com/KernelMainlineBuilds.
http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-karmic.git;a=commit;h=878e32db158b972b443c5cd8370b2d52068bcaaf
Both memory stick and tifm have been enabled as modules by the following commit, and is supposed to fix this problem. Please try latest mainline build and report the status. Refer to https:/ /wiki.ubuntu. com/KernelMainl ineBuilds.
http:// kernel. ubuntu. com/git? p=ubuntu/ ubuntu- karmic. git;a=commit; h=878e32db158b9 72b443c5cd8370b 2d52068bcaaf