[PATCH 09/35] media: v4l: async: refactor v4l2_async_create_ancillary_links

From: Ricardo Ribalda
Date: Mon Apr 15 2024 - 15:38:28 EST


Return 0 without checking IS_ERR or PTR_ERR if CONFIG_MEDIA_CONTROLLER
is not enabled.

This makes cocci happier:

drivers/media/v4l2-core/v4l2-async.c:331:23-30: ERROR: PTR_ERR applied after initialization to constant on line 319

Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
---
drivers/media/v4l2-core/v4l2-async.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c
index 4bb073587817..e26a011c89c4 100644
--- a/drivers/media/v4l2-core/v4l2-async.c
+++ b/drivers/media/v4l2-core/v4l2-async.c
@@ -316,9 +316,8 @@ v4l2_async_nf_try_all_subdevs(struct v4l2_async_notifier *notifier);
static int v4l2_async_create_ancillary_links(struct v4l2_async_notifier *n,
struct v4l2_subdev *sd)
{
- struct media_link *link = NULL;
-
#if IS_ENABLED(CONFIG_MEDIA_CONTROLLER)
+ struct media_link *link;

if (sd->entity.function != MEDIA_ENT_F_LENS &&
sd->entity.function != MEDIA_ENT_F_FLASH)
@@ -326,9 +325,10 @@ static int v4l2_async_create_ancillary_links(struct v4l2_async_notifier *n,

link = media_create_ancillary_link(&n->sd->entity, &sd->entity);

-#endif
-
return IS_ERR(link) ? PTR_ERR(link) : 0;
+#else
+ return 0;
+#endif
}

static int v4l2_async_match_notify(struct v4l2_async_notifier *notifier,

--
2.44.0.683.g7961c838ac-goog