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Date: Wed, 12 Dec 2007 13:01:27 +0900
From: "Joonwoo Park" <joonwpark81@...il.com>
To: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Cc: "'Kok, Auke'" <auke-jan.h.kok@...el.com>,
<jesse.brandeburg@...el.com>, <jgarzik@...ox.com>
Subject: [PATCH 1/7] : e1000 Fix possible causing oops of net_rx_action
[NETDEV]: e1000 Fix possible causing oops of net_rx_action
returning work_done == weight as true after calling netif_rx_complete will cause oops in net_rx_action.
Thanks
Joonwoo
Signed-off-by: Joonwoo Park <joonwpark81@...il.com>
---
drivers/net/e1000/e1000_main.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 4f37506..4dd61e3 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -3949,6 +3949,8 @@ quit_polling:
e1000_set_itr(adapter);
netif_rx_complete(poll_dev, napi);
e1000_irq_enable(adapter);
+ if (unlikely(work_done == napi->weight))
+ return work_done - 1;
}
return work_done;
---
--
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