media: em28xx: drop 'users' field

Drop the em28xx_v4l2 'users' field, use v4l2_fh_is_singular_file()
instead.

Assisted-by: Claude:claude-opus-4-7
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
Tested-by: Hans Verkuil <hverkuil+cisco@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Hans Verkuil 2026-05-19 13:30:50 +02:00 • committed by Mauro Carvalho Chehab
commit de626073df
2 changed files with 7 additions and 12 deletions