netdev - [PATCH] net sched: text ematch: zero out ts

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Message-Id: <1412870721-31061-1-git-send-email-osandov@osandov.com>
Date:	Thu,  9 Oct 2014 09:05:21 -0700
From:	Omar Sandoval <osandov@...ndov.com>
To:	Jamal Hadi Salim <jhs@...atatu.com>,
	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc:	Omar Sandoval <osandov@...ndov.com>
Subject: [PATCH] net sched: text ematch: zero out ts_state before using it

textsearch_find zeroes out the offset, but the control buffer (which may or may
not matter in this case) needs to be zeroed out as well.

Signed-off-by: Omar Sandoval <osandov@...ndov.com>
---
 net/sched/em_text.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/sched/em_text.c b/net/sched/em_text.c
index 15d353d..2a1b6d9 100644
--- a/net/sched/em_text.c
+++ b/net/sched/em_text.c
@@ -36,6 +36,8 @@ static int em_text_match(struct sk_buff *skb, struct tcf_ematch *m,
 	int from, to;
 	struct ts_state state;
 
+	memset(&state, 0, sizeof(state));
+
 	from = tcf_get_base_ptr(skb, tm->from_layer) - skb->data;
 	from += tm->from_offset;
 
-- 
2.1.2

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