From: <gregkh@linuxfoundation.org>
To: dan.carpenter@oracle.com, davem@davemloft.net,
edumazet@google.com, gregkh@linuxfoundation.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "ipv6: pointer math error in ip6_tnl_parse_tlv_enc_lim()" has been added to the 4.9-stable tree
Date: Tue, 14 Feb 2017 17:03:59 -0800 [thread overview]
Message-ID: <1487120639138109@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
ipv6: pointer math error in ip6_tnl_parse_tlv_enc_lim()
to the 4.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ipv6-pointer-math-error-in-ip6_tnl_parse_tlv_enc_lim.patch
and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From foo@baz Tue Feb 14 17:03:08 PST 2017
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 1 Feb 2017 11:46:32 +0300
Subject: ipv6: pointer math error in ip6_tnl_parse_tlv_enc_lim()
From: Dan Carpenter <dan.carpenter@oracle.com>
[ Upstream commit 63117f09c768be05a0bf465911297dc76394f686 ]
Casting is a high precedence operation but "off" and "i" are in terms of
bytes so we need to have some parenthesis here.
Fixes: fbfa743a9d2a ("ipv6: fix ip6_tnl_parse_tlv_enc_lim()")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
net/ipv6/ip6_tunnel.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -441,7 +441,7 @@ __u16 ip6_tnl_parse_tlv_enc_lim(struct s
if (i + sizeof(*tel) > optlen)
break;
- tel = (struct ipv6_tlv_tnl_enc_lim *) skb->data + off + i;
+ tel = (struct ipv6_tlv_tnl_enc_lim *)(skb->data + off + i);
/* return index of option if found and valid */
if (tel->type == IPV6_TLV_TNL_ENCAP_LIMIT &&
tel->length == 1)
Patches currently in stable-queue which might be from dan.carpenter@oracle.com are
queue-4.9/ipv6-pointer-math-error-in-ip6_tnl_parse_tlv_enc_lim.patch
reply other threads:[~2017-02-15 1:04 UTC|newest]
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