If suspend callback fails in system sleep context, usb core will ignore the failure and let system sleep go ahead further, so this patch doesn't recover device under this situation. Cc: Bjørn Mork <bjorn@xxxxxxx> Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxxxxx> --- drivers/net/usb/qmi_wwan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index efb5c7c..fce18be 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -294,7 +294,7 @@ static int qmi_wwan_suspend(struct usb_interface *intf, pm_message_t message) if (intf == info->control && info->subdriver && info->subdriver->suspend) ret = info->subdriver->suspend(intf, message); - if (ret < 0) + if (ret < 0 && PMSG_IS_AUTO(msg)) usbnet_resume(intf); err: return ret; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
