Squashed update of kernel from 3.4.91 to 3.4.92

Signed-off-by: Javelin <javelinanddart@gmail.com>

Conflicts:
	drivers/char/random.c
	drivers/staging/zram/zram_drv.c
	drivers/usb/serial/ftdi_sio.c
	drivers/usb/serial/ftdi_sio_ids.h
	drivers/usb/serial/option.c
	fs/nfsd/nfs4state.c
	sound/pci/hda/patch_conexant.c