From: Chris Wright <chrisw@osdl.org>
To: davem@redhat.com
Cc: netdev@oss.sgi.com, shemminger@osdl.org
Subject: [PATCH 1/4] ax25 check error on memcpy_fromiovec (resend)
Date: Fri, 16 Jan 2004 14:25:02 -0800 [thread overview]
Message-ID: <20040116142502.B19034@osdlab.pdx.osdl.net> (raw)
Check the return value on memcpy_fromiovec().
net/ax25/af_ax25.c | 7 ++++++-
1 files changed, 6 insertions(+), 1 deletion(-)
===== net/ax25/af_ax25.c 1.36 vs edited =====
--- 1.36/net/ax25/af_ax25.c Fri Jan 9 01:53:04 2004
+++ edited/net/ax25/af_ax25.c Fri Jan 16 14:13:54 2004
@@ -1526,7 +1526,12 @@
SOCK_DEBUG(sk, "AX.25: Appending user data\n");
/* User data follows immediately after the AX.25 data */
- memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len);
+ if (memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len)) {
+ err = -EFAULT;
+ kfree_skb(skb);
+ goto out;
+ }
+
skb->nh.raw = skb->data;
/* Add the PID if one is not supplied by the user in the skb */
next reply other threads:[~2004-01-16 22:25 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-16 22:25 Chris Wright [this message]
2004-01-16 22:26 ` [PATCH 2/4] irda check error on memcpy_fromiovec (resend) Chris Wright
2004-01-16 22:27 ` [PATCH 3/4] netrom " Chris Wright
2004-01-16 22:28 ` [PATCH 4/4] rose " Chris Wright
2004-01-20 5:15 ` David S. Miller
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