[PATCH 4/7] [NETDEV]: ixgbe Fix possible causing oops of net_rx_action

[Joonwoo Park]

[NETDEV]: ixgbe Fix possible causing oops of net_rx_action

Signed-off-by: Joonwoo Park <joonwpark81@xxxxxxxxx>
---
 drivers/net/ixgbe/ixgbe_main.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 00bc525..0b3ae8f 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -583,6 +583,8 @@ quit_polling:
 		if (!test_bit(__IXGBE_DOWN, &adapter->state))
 			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS,
 					rxr->eims_value);
+		if (unlikely(work_done == napi->weight))
+			return work_done - 1;
 	}
 
 	return work_done;
@@ -1485,6 +1487,8 @@ static int ixgbe_clean(struct napi_struct *napi, int budget)
 quit_polling:
 		netif_rx_complete(netdev, napi);
 		ixgbe_irq_enable(adapter);
+		if (unlikely(work_done == napi->weight))
+			return work_done - 1;
 	}
 
 	return work_done;
---

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/