netdev - [PATCH] iproute2: 0 out memory for tc_skbedit struct prior to using it.

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Date:	Mon, 26 Jan 2009 19:20:28 -0800
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	shemminger@...tta.com
Cc:	netdev@...r.kernel.org, davem@...emloft.net, jeff@...zik.org,
	Alexander Duyck <alexander.h.duyck@...el.com>,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [PATCH] iproute2: 0 out memory for tc_skbedit struct prior to using
	it.

From: Alexander Duyck <alexander.h.duyck@...el.com>

A bug was found in which the memory for the tc_skbedit struct was being
used uninitialized to 0.  This patch corrects the issue by using a memset
to 0 out the memory of the structure.

Signed-off-by: Alexander Duyck <alexander.h.duyck@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---

 tc/m_skbedit.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/tc/m_skbedit.c b/tc/m_skbedit.c
index 55e3f89..0e50fbc 100644
--- a/tc/m_skbedit.c
+++ b/tc/m_skbedit.c
@@ -57,6 +57,8 @@ parse_skbedit(struct action_util *a, int *argc_p, char ***argv_p, int tca_id,
 	__u16 queue_mapping;
 	__u32 flags = 0, priority;
 
+	memset(&sel, 0, sizeof(struct tc_skbedit));
+
 	if (matches(*argv, "skbedit") != 0)
 		return -1;
 

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