mfd: Fix da903x_add_subdevs error path
This patch fixes da903x_add_subdevs error path:
1. return -ENOMEM if platform_device_alloc() fail.
2. call platform_device_put() if platform_device_add() fail.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
Acked-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/mfd/da903x.c b/drivers/mfd/da903x.c
index c07aece..2fadbae 100644
--- a/drivers/mfd/da903x.c
+++ b/drivers/mfd/da903x.c
@@ -470,13 +470,19 @@
subdev = &pdata->subdevs[i];
pdev = platform_device_alloc(subdev->name, subdev->id);
+ if (!pdev) {
+ ret = -ENOMEM;
+ goto failed;
+ }
pdev->dev.parent = chip->dev;
pdev->dev.platform_data = subdev->platform_data;
ret = platform_device_add(pdev);
- if (ret)
+ if (ret) {
+ platform_device_put(pdev);
goto failed;
+ }
}
return 0;