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path: root/drivers/usb/core
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-rw-r--r--drivers/usb/core/hub.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 42566d774d18..9641e9c1dec5 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2597,6 +2597,11 @@ static int hub_port_wait_reset(struct usb_hub *hub, int port1,
return 0;
}
} else {
+ if (!(portstatus & USB_PORT_STAT_CONNECTION) ||
+ hub_port_warm_reset_required(hub,
+ portstatus))
+ return -ENOTCONN;
+
return 0;
}
@@ -4694,9 +4699,14 @@ static void hub_events(void)
* SS.Inactive state.
*/
if (hub_port_warm_reset_required(hub, portstatus)) {
+ int status;
+
dev_dbg(hub_dev, "warm reset port %d\n", i);
- hub_port_reset(hub, i, NULL,
+ status = hub_port_reset(hub, i, NULL,
HUB_BH_RESET_TIME, true);
+ if (status < 0)
+ hub_port_disable(hub, i, 1);
+ connect_change = 0;
}
if (connect_change)