uvc: Forward compat ioctls to their handlers directly
BugLink: http://bugs.launchpad.net/bugs/1607404
commit
a44323e2a8f342848bb77e8e04fcd85fcb91b3b4 upstream.
The current code goes through a lot of indirection just to call a
known handler. Simplify it: just call the handlers directly.
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>