media: media-ioc-enum-links.rst: improve pad index description

Make it clearer that the index starts at 0.

Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Hans Verkuil 2018-06-29 07:29:52 -04:00 • committed by Mauro Carvalho Chehab
commit e5def28568