Revert conflicting V4L changes

This is a partial revert of b595076a
("tree-wide: fix comment/printk typos"), as it changes the code
that no longer exists in linux-next.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>