netdev - [PATCH 06/11] can: merge error paths

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1229196082-4162-7-git-send-email-ilpo.jarvinen@helsinki.fi>
Date:	Sat, 13 Dec 2008 21:21:17 +0200
From:	"Ilpo JÃ¤rvinen" <ilpo.jarvinen@...sinki.fi>
To:	David Miller <davem@...emloft.net>
Cc:	netdev@...r.kernel.org,
	"Ilpo Järvinen" <ilpo.jarvinen@...sinki.fi>,
	Urs Thuermann <urs.thuermann@...kswagen.de>,
	Oliver Hartkopp <oliver.hartkopp@...kswagen.de>
Subject: [PATCH 06/11] can: merge error paths

Signed-off-by: Ilpo JÃ¤rvinen <ilpo.jarvinen@...sinki.fi>
Cc: Urs Thuermann <urs.thuermann@...kswagen.de>
Cc: Oliver Hartkopp <oliver.hartkopp@...kswagen.de>
---
 net/can/raw.c |   22 ++++++++++++----------
 1 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/net/can/raw.c b/net/can/raw.c
index 6e0663f..27aab63 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -641,17 +641,12 @@ static int raw_sendmsg(struct kiocb *iocb, struct socket *sock,
 
 	skb = sock_alloc_send_skb(sk, size, msg->msg_flags & MSG_DONTWAIT,
 				  &err);
-	if (!skb) {
-		dev_put(dev);
-		return err;
-	}
+	if (!skb)
+		goto put_dev;
 
 	err = memcpy_fromiovec(skb_put(skb, size), msg->msg_iov, size);
-	if (err < 0) {
-		kfree_skb(skb);
-		dev_put(dev);
-		return err;
-	}
+	if (err < 0)
+		goto free_skb;
 	skb->dev = dev;
 	skb->sk  = sk;
 
@@ -660,9 +655,16 @@ static int raw_sendmsg(struct kiocb *iocb, struct socket *sock,
 	dev_put(dev);
 
 	if (err)
-		return err;
+		goto send_failed;
 
 	return size;
+
+free_skb:
+	kfree_skb(skb);
+put_dev:
+	dev_put(dev);
+send_failed:
+	return err;
 }
 
 static int raw_recvmsg(struct kiocb *iocb, struct socket *sock,
-- 
1.5.2.2

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html