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

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>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 0e99af090734..e1466b4d2b6c 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -32,7 +32,7 @@
 #define NETNEXT_VERSION         "08"
 
 /* Information for net */
-#define NET_VERSION             "6"
+#define NET_VERSION             "7"
 
 #define DRIVER_VERSION          "v1." NETNEXT_VERSION "." NET_VERSION
 #define DRIVER_AUTHOR "Realtek linux nic maintainers <nic_swsd@realtek.com>"
@@ -3574,6 +3574,8 @@ 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;
 }