This patch try to fix coccicheck warning:
./drivers/gpu/drm/kmb/kmb_drv.c:519:2-8: ERROR: missing put_device; call of_find_device_by_node on line 506, but without a corresponding object release within this function.
./drivers/gpu/drm/kmb/kmb_drv.c:522:2-8: ERROR: missing put_device; call of_find_device_by_node on line 506, but without a corresponding object release within this function.
./drivers/gpu/drm/kmb/kmb_drv.c:529:2-8: ERROR: missing put_device; call of_find_device_by_node on line 506, but without a corresponding object release within this function.
./drivers/gpu/drm/kmb/kmb_drv.c:579:1-7: ERROR: missing put_device; call of_find_device_by_node on line 506, but without a corresponding object release within this function.
Signed-off-by: Bernard Zhao <bernard@xxxxxxxx>
---
drivers/gpu/drm/kmb/kmb_drv.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/kmb/kmb_drv.c b/drivers/gpu/drm/kmb/kmb_drv.c
index 961ac6fb5fcf..4a7178288ecf 100644
--- a/drivers/gpu/drm/kmb/kmb_drv.c
+++ b/drivers/gpu/drm/kmb/kmb_drv.c
@@ -514,8 +514,10 @@ static int kmb_probe(struct platform_device *pdev)
ret = kmb_dsi_host_bridge_init(get_device(&dsi_pdev->dev));
if (ret == -EPROBE_DEFER) {
+ of_dev_put(dsi_pdev);
return -EPROBE_DEFER;
} else if (ret) {
+ of_dev_put(dsi_pdev);
DRM_ERROR("probe failed to initialize DSI host bridge\n");
return ret;
}
@@ -523,8 +525,10 @@ static int kmb_probe(struct platform_device *pdev)
/* Create DRM device */
kmb = devm_drm_dev_alloc(dev, &kmb_driver,
struct kmb_drm_private, drm);
- if (IS_ERR(kmb))
+ if (IS_ERR(kmb)) {
+ of_dev_put(dsi_pdev);
return PTR_ERR(kmb);
+ }
dev_set_drvdata(dev, &kmb->drm);
@@ -572,6 +576,8 @@ static int kmb_probe(struct platform_device *pdev)
dev_set_drvdata(dev, NULL);
kmb_dsi_host_unregister(kmb->kmb_dsi);
+ of_dev_put(dsi_pdev);
+
return ret;
}
--
2.33.1
