Move the struct client_t inside struct pcmcia_device.  This means it gets
proper reference counting as well.  The clients list inside struct
pcmcia_socket can be removed now.
Signed-off-by: Dominik Brodowski <linux@brodo.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>