From: Chris Wright <chrisw@osdl.org>
To: netdev@oss.sgi.com
Cc: davem@redhat.com, shemminger@osdl.org
Subject: [PATCH 2/4] irda check error on memcpy_fromiovec
Date: Mon, 8 Dec 2003 20:24:14 -0800 [thread overview]
Message-ID: <20031208202414.D30587@build.pdx.osdl.net> (raw)
In-Reply-To: <20031208202302.C30587@build.pdx.osdl.net>; from chrisw@osdl.org on Mon, Dec 08, 2003 at 08:23:02PM -0800
Check the return value on memcpy_fromiovec().
===== net/irda/af_irda.c 1.47 vs edited =====
--- 1.47/net/irda/af_irda.c Tue Nov 4 16:29:43 2003
+++ edited/net/irda/af_irda.c Fri Dec 5 17:29:04 2003
@@ -1307,7 +1307,11 @@
skb_reserve(skb, self->max_header_size + 16);
asmptr = skb->h.raw = skb_put(skb, len);
- memcpy_fromiovec(asmptr, msg->msg_iov, len);
+ err = memcpy_fromiovec(asmptr, msg->msg_iov, len);
+ if (err) {
+ kfree_skb(skb);
+ return err;
+ }
/*
* Just send the message to TinyTP, and let it deal with possible
@@ -1549,7 +1553,11 @@
IRDA_DEBUG(4, "%s(), appending user data\n", __FUNCTION__);
asmptr = skb->h.raw = skb_put(skb, len);
- memcpy_fromiovec(asmptr, msg->msg_iov, len);
+ err = memcpy_fromiovec(asmptr, msg->msg_iov, len);
+ if (err) {
+ kfree_skb(skb);
+ return err;
+ }
/*
* Just send the message to TinyTP, and let it deal with possible
@@ -1612,7 +1620,11 @@
IRDA_DEBUG(4, "%s(), appending user data\n", __FUNCTION__);
asmptr = skb->h.raw = skb_put(skb, len);
- memcpy_fromiovec(asmptr, msg->msg_iov, len);
+ err = memcpy_fromiovec(asmptr, msg->msg_iov, len);
+ if (err) {
+ kfree_skb(skb);
+ return err;
+ }
err = irlmp_connless_data_request(self->lsap, skb);
if (err) {
next prev parent reply other threads:[~2003-12-09 4:24 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-09 4:23 [PATCH 1/4] ax25 check error on memcpy_fromiovec Chris Wright
2003-12-09 4:24 ` Chris Wright [this message]
2003-12-09 4:25 ` [PATCH 3/4] netrom " Chris Wright
2003-12-09 4:27 ` [PATCH 4/4] rose " Chris Wright
2003-12-09 5:39 ` [PATCH 1/4] ax25 " David S. Miller
2003-12-09 5:41 ` Chris Wright
2003-12-19 10:34 ` [PATCH 1/5] tun " maximilian attems
2003-12-19 14:23 ` Jeff Garzik
2004-01-17 0:45 ` Chris Wright
2004-01-21 20:49 ` Max Krasnyansky
2004-01-23 2:13 ` Chris Wright
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