[PATCH v1 2/5] [media] mtk-mdp: handle vb2_dma_contig_set_max_seg_size errors during probe

[Eizan Miyamoto]

This is a cleanup to better handle errors during MDP probe.

Signed-off-by: ei...@chromium.org
Signed-off-by: Eizan Miyamoto <ei...@google.com>
---

 drivers/media/platform/mtk-mdp/mtk_mdp_core.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c 
b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
index aeaed2cf4458..c20ac7681c6f 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
@@ -193,13 +193,19 @@ static int mtk_mdp_probe(struct platform_device *pdev)
 
        platform_set_drvdata(pdev, mdp);
 
-       vb2_dma_contig_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32));
+       ret = vb2_dma_contig_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32));
+       if (ret) {
+               dev_err(&pdev->dev, "Failed to set vb2 dma mag seg size\n");
+               goto err_set_max_seg_size;
+       }
 
        pm_runtime_enable(dev);
        dev_dbg(dev, "mdp-%d registered successfully\n", mdp->id);
 
        return 0;
 
+err_set_max_seg_size:
+
 err_m2m_register:
        v4l2_device_unregister(&mdp->v4l2_dev);
 
-- 
2.26.2.526.g744177e7f7-goog