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-rw-r--r--drivers/usb/class/cdc-wdm.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 6ec73d8cc22..32a2017ef47 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -623,10 +623,12 @@ static int wdm_release(struct inode *inode, struct file *file)
if (!desc->count) {
dev_dbg(&desc->intf->dev, "wdm_release: cleanup");
kill_urbs(desc);
- if (!test_bit(WDM_DISCONNECTING, &desc->flags))
+ if (!test_bit(WDM_DISCONNECTING, &desc->flags)) {
desc->manage_power(desc->intf, 0);
- else
+ } else {
+ dev_dbg(&desc->intf->dev, "%s: device gone - cleaning up\n", __func__);
cleanup(desc);
+ }
}
mutex_unlock(&wdm_mutex);
return 0;
@@ -900,6 +902,8 @@ static void wdm_disconnect(struct usb_interface *intf)
mutex_unlock(&desc->rlock);
if (!desc->count)
cleanup(desc);
+ else
+ dev_dbg(&intf->dev, "%s: %d open files - postponing cleanup\n", __func__, desc->count);
mutex_unlock(&wdm_mutex);
}