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openwrt-xburst/target/linux/x86/patches-3.2/900-8139cp_napi_gro_flush.patch
jow 4cca99b95f 8139cp: backport patches to make driver stable again
List of patches that Jo-Philipp groveled out of git.

Redux: defuzzed.

Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30366 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-02-07 21:56:51 +00:00

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936 B
Diff

From b189e810619a676e6b931a942a3e8387f3d39c21 Mon Sep 17 00:00:00 2001
From: =?utf8?q?fran=C3=A7ois=20romieu?= <romieu@fr.zoreil.com>
Date: Sun, 8 Jan 2012 13:41:33 +0000
Subject: [PATCH] 8139cp: fix missing napi_gro_flush.
The driver uses __napi_complete and napi_gro_receive. Without it, the
driver hits the BUG_ON(n->gro_list) assertion hard in __napi_complete.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Tested-by: Marin Glibic <zhilla2@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/realtek/8139cp.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
--- a/drivers/net/ethernet/realtek/8139cp.c
+++ b/drivers/net/ethernet/realtek/8139cp.c
@@ -563,6 +563,7 @@ rx_next:
if (cpr16(IntrStatus) & cp_rx_intr_mask)
goto rx_status_loop;
+ napi_gro_flush(napi);
spin_lock_irqsave(&cp->lock, flags);
__napi_complete(napi);
cpw16_f(IntrMask, cp_intr_mask);