[PATCH net-next v2 2/3] r8152: clear the flag of SCHEDULE_TASKLET in tasklet

From: Hayes Wang
Date: Fri Oct 31 2014 - 05:57:09 EST


Clear the flag of SCHEDULE_TASKLET in bottom_half() to avoid
re-schedule the tasklet again by workqueue.

Signed-off-by: Hayes Wang <hayeswang@xxxxxxxxxxx>
---
drivers/net/usb/r8152.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index ff54098..670279a 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -1798,6 +1798,9 @@ static void bottom_half(unsigned long data)
if (!netif_carrier_ok(tp->netdev))
return;

+ if (test_bit(SCHEDULE_TASKLET, &tp->flags))
+ clear_bit(SCHEDULE_TASKLET, &tp->flags);
+
rx_bottom(tp);
tx_bottom(tp);
}
--
1.9.3

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