No error handling is performed when platform_device_add()
return fails. Refer to the error handling of driver_set_override(),
add error handling for platform_device_add().
Fixes: 917809e2280b ("slimbus: ngd: Add qcom SLIMBus NGD driver")
Signed-off-by: Lin Yujun <linyujun809@xxxxxxxxxx>
---
drivers/slimbus/qcom-ngd-ctrl.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c
index 0aa8408464ad..fb591990ddad 100644
--- a/drivers/slimbus/qcom-ngd-ctrl.c
+++ b/drivers/slimbus/qcom-ngd-ctrl.c
@@ -1470,7 +1470,13 @@ static int of_qcom_slim_ngd_register(struct device *parent,
ngd->pdev->dev.of_node = node;
ctrl->ngd = ngd;
- platform_device_add(ngd->pdev);
+ ret = platform_device_add(ngd->pdev);
+ if (ret) {
+ platform_device_put(ngd->pdev);
+ kfree(ngd);
+ of_node_put(node);
+ return ret;
+ }
ngd->base = ctrl->base + ngd->id * data->offset +
(ngd->id - 1) * data->size;
--
2.17.1
