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r8152: don't execute runtime suspend if the tx is not empty

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[ Upstream commit 6a0b76c04ec157c88ca943debf78a8ee58469f2d ]

Runtime suspend shouldn't be executed if the tx queue is not empty,
because the device is not idle.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
hayeswang 2017-01-23 14:18:43 +08:00 • committed by Greg Kroah-Hartman
parent 980b9afd9e
commit e674c70baf
1 changed files with 2 additions and 0 deletions
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2
drivers/net/usb/r8152.c
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@ -3442,6 +3442,8 @@ static bool delay_autosuspend(struct r8152 *tp)
*/
if (!sw_linking && tp->rtl_ops.in_nway(tp))
return true;
else if (!skb_queue_empty(&tp->tx_queue))
return true;
else
return false;
}