net: macb: add missed tasklet_kill

This driver forgets to kill tasklet in remove.
Add the call to fix it.

Fixes: 032dc41b ("net: macb: Handle HRESP error")
Signed-off-by: NChuhong Yuan <hslester96@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/cadence/macb_main.c

@@ -4422,6 +4422,7 @@ static int macb_remove(struct platform_device *pdev)
 		mdiobus_free(bp->mii_bus);
 
 		unregister_netdev(dev);
+		tasklet_kill(&bp->hresp_err_tasklet);
 		pm_runtime_disable(&pdev->dev);
 		pm_runtime_dont_use_autosuspend(&pdev->dev);
 		if (!pm_runtime_suspended(&pdev->dev)) {