From: Patrick McHardy <kaber@trash.net>
To: "David S. Miller" <davem@davemloft.net>
Cc: Linux Netdev List <netdev@vger.kernel.org>
Subject: [AF_KEY]: Fix skb leak on pfkey_send_migrate() error
Date: Sun, 20 Jan 2008 16:12:28 +0100 [thread overview]
Message-ID: <479364DC.40604@trash.net> (raw)
[-- Attachment #1: Type: text/plain, Size: 0 bytes --]
[-- Attachment #2: x --]
[-- Type: text/plain, Size: 1440 bytes --]
commit 4dd3440faa345731c27337ee041c0e9abf2b70dc
Author: Patrick McHardy <kaber@trash.net>
Date: Sun Jan 20 16:10:04 2008 +0100
[AF_KEY]: Fix skb leak on pfkey_send_migrate() error
Signed-off-by: Patrick McHardy <kaber@trash.net>
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 3667f44..16b72b5 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -3591,27 +3591,29 @@ static int pfkey_send_migrate(struct xfrm_selector *sel, u8 dir, u8 type,
/* old ipsecrequest */
int mode = pfkey_mode_from_xfrm(mp->mode);
if (mode < 0)
- return -EINVAL;
+ goto err;
if (set_ipsecrequest(skb, mp->proto, mode,
(mp->reqid ? IPSEC_LEVEL_UNIQUE : IPSEC_LEVEL_REQUIRE),
mp->reqid, mp->old_family,
- &mp->old_saddr, &mp->old_daddr) < 0) {
- return -EINVAL;
- }
+ &mp->old_saddr, &mp->old_daddr) < 0)
+ goto err;
/* new ipsecrequest */
if (set_ipsecrequest(skb, mp->proto, mode,
(mp->reqid ? IPSEC_LEVEL_UNIQUE : IPSEC_LEVEL_REQUIRE),
mp->reqid, mp->new_family,
- &mp->new_saddr, &mp->new_daddr) < 0) {
- return -EINVAL;
- }
+ &mp->new_saddr, &mp->new_daddr) < 0)
+ goto err;
}
/* broadcast migrate message to sockets */
pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL);
return 0;
+
+err:
+ kfree_skb(skb);
+ return -EINVAL;
}
#else
static int pfkey_send_migrate(struct xfrm_selector *sel, u8 dir, u8 type,
next reply other threads:[~2008-01-20 15:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-20 15:12 Patrick McHardy [this message]
2008-01-21 1:24 ` [AF_KEY]: Fix skb leak on pfkey_send_migrate() error David Miller
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=479364DC.40604@trash.net \
--to=kaber@trash.net \
--cc=davem@davemloft.net \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).