The pad field was inadvertently cleared. Fix this. It's needed for subdevs.
Signed-off-by: NTim Harvey <tharvey@gateworks.com>
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
[hans.verkuil@cisco.com: make a proper commit message]
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>