[PATCH v1 3/5] [media] mtk-mdp: handle vpu_wdt_reg_handler() 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 | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c 
b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
index c20ac7681c6f..f974242663dc 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
@@ -188,8 +188,12 @@ static int mtk_mdp_probe(struct platform_device *pdev)
        }
 
        mdp->vpu_dev = vpu_get_plat_device(pdev);
-       vpu_wdt_reg_handler(mdp->vpu_dev, mtk_mdp_reset_handler, mdp,
-                           VPU_RST_MDP);
+       ret = vpu_wdt_reg_handler(mdp->vpu_dev, mtk_mdp_reset_handler, mdp,
+                                 VPU_RST_MDP);
+       if (ret) {
+               dev_err(&pdev->dev, "Failed to register reset handler\n");
+               goto err_wdt_reg;
+       }
 
        platform_set_drvdata(pdev, mdp);
 
@@ -206,6 +210,8 @@ static int mtk_mdp_probe(struct platform_device *pdev)
 
 err_set_max_seg_size:
 
+err_wdt_reg:
+
 err_m2m_register:
        v4l2_device_unregister(&mdp->v4l2_dev);
 
-- 
2.26.2.526.g744177e7f7-goog