staging: most: usb: add missing put_device calls

This patch adds the missing put_device() function calls to
properly free allocated resources and maintain reference counts.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/1590570387-27069-10-git-send-email-christian.gromm@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/most/usb/usb.c b/drivers/staging/most/usb/usb.c
index 3575a40..1c4bdb8 100644 (file)
--- a/drivers/staging/most/usb/usb.c
+++ b/drivers/staging/most/usb/usb.c
@@ -919,6 +919,7 @@ static void release_dci(struct device *dev)
 {
        struct most_dci_obj *dci = to_dci_obj(dev);
 
+       put_device(dev->parent);
        kfree(dci);
 }
 
@@ -1123,6 +1124,7 @@ static void hdm_disconnect(struct usb_interface *interface)
        kfree(mdev->cap);
        kfree(mdev->conf);
        kfree(mdev->ep_address);
+       put_device(&mdev->dci->dev);
        put_device(&mdev->dev);
 }