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USB: force handover port to companion when hub_port_connect_change fails

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This patch hands over the port to the companion when the
hub_port_connect_change fails.

Signed-off-by: Balaji Rao <balajirrao@gmail.com>
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Balaji Rao
2007-11-22 01:58:14 +05:30
committed by Greg Kroah-Hartman
parent eb0be47dbb
commit 90da096ee4
8 changed files with 55 additions and 24 deletions
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3
drivers/usb/core/hub.c
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@@ -2482,6 +2482,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1,
{
struct usb_device *hdev = hub->hdev;
struct device *hub_dev = hub->intfdev;
struct usb_hcd *hcd = bus_to_hcd(hdev->bus);
u16 wHubCharacteristics = le16_to_cpu(hub->descriptor->wHubCharacteristics);
int status, i;
@@ -2645,6 +2646,8 @@ loop:
done:
hub_port_disable(hub, port1, 1);
if (hcd->driver->relinquish_port && !hub->hdev->parent)
hcd->driver->relinquish_port(hcd, port1);
}
static void hub_events(void)