[PATCH v3 1/3] media: rkisp1: Properly handle result of rkisp1_params_init_vb2_queue()
From: Stefan Klug <hidden>
Date: 2025-05-23 15:14:37
Also in:
linux-media, linux-rockchip, lkml
Subsystem:
arm/rockchip soc support, media input infrastructure (v4l/dvb), the rest · Maintainers:
Heiko Stuebner, Mauro Carvalho Chehab, Linus Torvalds
Properly handle the return of rkisp1_params_init_vb2_queue(). It is very unlikely that this ever fails without code changes but should be handled anyways. While at it rename the error label for easier extension in the upcoming patch. Signed-off-by: Stefan Klug <redacted> --- Changes in v3: - Moved these changes into its own patch --- drivers/media/platform/rockchip/rkisp1/rkisp1-params.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c
index b28f4140c8a3..24a8de697f2b 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c@@ -2763,7 +2763,9 @@ int rkisp1_params_register(struct rkisp1_device *rkisp1) vdev->queue = &node->buf_queue; vdev->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_META_OUTPUT; vdev->vfl_dir = VFL_DIR_TX; - rkisp1_params_init_vb2_queue(vdev->queue, params); + ret = rkisp1_params_init_vb2_queue(vdev->queue, params); + if (ret) + goto err_media; params->metafmt = &rkisp1_params_formats[RKISP1_PARAMS_FIXED];
@@ -2777,18 +2779,18 @@ int rkisp1_params_register(struct rkisp1_device *rkisp1) node->pad.flags = MEDIA_PAD_FL_SOURCE; ret = media_entity_pads_init(&vdev->entity, 1, &node->pad); if (ret) - goto error; + goto err_media; ret = video_register_device(vdev, VFL_TYPE_VIDEO, -1); if (ret) { dev_err(rkisp1->dev, "failed to register %s, ret=%d\n", vdev->name, ret); - goto error; + goto err_media; } return 0; -error: +err_media: media_entity_cleanup(&vdev->entity); mutex_destroy(&node->vlock); return ret;
--
2.43.0