netdev - [PATCH 2/2] qla3xxx: bugfix: Fix VLAN rx completion handling.

lists.openwall.net		lists / announce john-users owl-users popa3d-users / xvendor oss-security / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4
Open Source and information security mailing list archives

Order Openwall GNU/*/Linux 2.0 on a CD with delivery worldwide

[<prev] [next>] [<thread-prev] [thread-next>] [month] [year] [list]

Date:	Mon,  1 Oct 2007 11:43:23 -0700
From:	Ron Mercer <ron.mercer@...gic.com>
To:	jeff@...zik.org
Subject: [PATCH 2/2] qla3xxx: bugfix:  Fix VLAN rx completion handling.

Fix 4032 chip undocumented "feature" where bit-8 is set
if the inbound completion is for a VLAN.

Signed-off-by: Ron Mercer <ron.mercer@...gic.com>
---
 drivers/net/qla3xxx.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c
index c3fe1c7..ea15131 100755
--- a/drivers/net/qla3xxx.c
+++ b/drivers/net/qla3xxx.c
@@ -2249,6 +2249,12 @@ static int ql_tx_rx_clean(struct ql3_adapter *qdev,
 
 		net_rsp = qdev->rsp_current;
 		rmb();
+		/*
+		 * Fix 4032 chipe undocumented "feature" where bit-8 is set if the
+		 * inbound completion is for a VLAN.
+		 */
+		if (qdev->device_id == QL3032_DEVICE_ID)
+			net_rsp->opcode &= 0x7f;
 		switch (net_rsp->opcode) {
 
 		case OPCODE_OB_MAC_IOCB_FN0:
-- 
1.5.0.rc4.16.g9e258

-
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html