[media] media/i2c: fill in missing reg->size fields

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/i2c/ak881x.c b/drivers/media/i2c/ak881x.c
index fcd8a3f..c14e667 100644
--- a/drivers/media/i2c/ak881x.c
+++ b/drivers/media/i2c/ak881x.c
@@ -69,6 +69,7 @@
 	if (reg->reg > 0x26)
 		return -EINVAL;
 
+	reg->size = 1;
 	reg->val = reg_read(client, reg->reg);
 
 	if (reg->val > 0xffff)