media: cec-pin: use IS_ERR instead of PTR_ERR_OR_ZERO

cec_allocate_adapter never returns NULL, so just use IS_ERR instead of
PTR_ERR_OR_ZERO.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Hans Verkuil 2017-10-18 04:11:46 -04:00 • committed by Mauro Carvalho Chehab
commit 60757ee62b