[media] em28xx: rename struct em28xx_usb_isoc_bufs to em28xx_usb_bufs

It will be used for USB bulk transfers, too.

Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2 files changed