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path: root/drivers/net/usb/r8152.c
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Diffstat (limited to 'drivers/net/usb/r8152.c')
-rw-r--r--drivers/net/usb/r8152.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 864159eb744e..e3d84c322e4e 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3189,31 +3189,39 @@ static void r8153_init(struct r8152 *tp)
static int rtl8152_suspend(struct usb_interface *intf, pm_message_t message)
{
struct r8152 *tp = usb_get_intfdata(intf);
+ struct net_device *netdev = tp->netdev;
+ int ret = 0;
mutex_lock(&tp->control);
- if (PMSG_IS_AUTO(message))
+ if (PMSG_IS_AUTO(message)) {
+ if (netif_running(netdev) && work_busy(&tp->schedule.work)) {
+ ret = -EBUSY;
+ goto out1;
+ }
+
set_bit(SELECTIVE_SUSPEND, &tp->flags);
- else
- netif_device_detach(tp->netdev);
+ } else {
+ netif_device_detach(netdev);
+ }
- if (netif_running(tp->netdev)) {
+ if (netif_running(netdev)) {
clear_bit(WORK_ENABLE, &tp->flags);
usb_kill_urb(tp->intr_urb);
- cancel_delayed_work_sync(&tp->schedule);
tasklet_disable(&tp->tl);
if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) {
rtl_stop_rx(tp);
rtl_runtime_suspend_enable(tp, true);
} else {
+ cancel_delayed_work_sync(&tp->schedule);
tp->rtl_ops.down(tp);
}
tasklet_enable(&tp->tl);
}
-
+out1:
mutex_unlock(&tp->control);
- return 0;
+ return ret;
}
static int rtl8152_resume(struct usb_interface *intf)