The flag of SELECTIVE_SUSPEND should be cleared when autoresuming. Otherwise, when the system suspend and resume occur, it may have the wrong flow.
Besides, because the flag of SELECTIVE_SUSPEND couldn't be used to check if the hw enables the relative feature, it should alwayes be disabled in close(). Signed-off-by: Hayes Wang <[email protected]> --- drivers/net/usb/r8152.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index e3d84c3..a17ca58 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -2955,10 +2955,7 @@ static int rtl8152_close(struct net_device *netdev) * be disable when autoresume occurs, because the * netif_running() would be false. */ - if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) { - rtl_runtime_suspend_enable(tp, false); - clear_bit(SELECTIVE_SUSPEND, &tp->flags); - } + rtl_runtime_suspend_enable(tp, false); tasklet_disable(&tp->tl); tp->rtl_ops.down(tp); @@ -3253,6 +3250,8 @@ static int rtl8152_resume(struct usb_interface *intf) set_bit(WORK_ENABLE, &tp->flags); } usb_submit_urb(tp->intr_urb, GFP_KERNEL); + } else if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) { + clear_bit(SELECTIVE_SUSPEND, &tp->flags); } mutex_unlock(&tp->control); -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
