Let the tasklet only be enabled after open(), and be disabled for
the other situation. The tasklet is only necessary after open() for
tx/rx, so it could be disabled by default.
Signed-off-by: Hayes Wang <hayesw...@realtek.com>
---
drivers/net/usb/r8152.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 8ded08e..fd41675 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -2943,6 +2943,8 @@ static int rtl8152_open(struct net_device *netdev)
netif_warn(tp, ifup, netdev, "intr_urb submit failed: %d\n",
res);
free_all_mem(tp);
+ } else {
+ tasklet_enable(&tp->tl);
}
mutex_unlock(&tp->control);
@@ -2958,6 +2960,7 @@ static int rtl8152_close(struct net_device *netdev)
struct r8152 *tp = netdev_priv(netdev);
int res = 0;
+ tasklet_disable(&tp->tl);
clear_bit(WORK_ENABLE, &tp->flags);
usb_kill_urb(tp->intr_urb);
cancel_delayed_work_sync(&tp->schedule);
@@ -2975,9 +2978,7 @@ static int rtl8152_close(struct net_device *netdev)
*/
rtl_runtime_suspend_enable(tp, false);
- tasklet_disable(&tp->tl);
tp->rtl_ops.down(tp);
- tasklet_enable(&tp->tl);
mutex_unlock(&tp->control);
@@ -3887,12 +3888,15 @@ static int rtl8152_probe(struct usb_interface *intf,
else
device_set_wakeup_enable(&udev->dev, false);
+ tasklet_disable(&tp->tl);
+
netif_info(tp, probe, netdev, "%s\n", DRIVER_VERSION);
return 0;
out1:
usb_set_intfdata(intf, NULL);
+ tasklet_kill(&tp->tl);
out:
free_netdev(netdev);
return ret;
--
1.9.3
--
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