linux-kernel - [PATCH v2] vsock: Simplify '__vsock

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-next>] [day] [month] [year] [list]

Message-Id: <20191103061111.22003-1-christophe.jaillet@wanadoo.fr>
Date:   Sun,  3 Nov 2019 07:11:11 +0100
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     davem@...emloft.net, stefanha@...hat.com, ytht.net@...il.com,
        sunilmut@...rosoft.com, willemb@...gle.com, arnd@...db.de,
        tglx@...utronix.de, decui@...rosoft.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        Stefano Garzarella <sgarzare@...hat.com>
Subject: [PATCH v2] vsock: Simplify '__vsock_release()'

Use 'skb_queue_purge()' instead of re-implementing it.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Reviewed-by: Stefano Garzarella <sgarzare@...hat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@...hat.com>
---
V2: fix a typo in the commit message
    Add R-b tags
---
 net/vmw_vsock/af_vsock.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index 2ab43b2bba31..2983dc92ca63 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -641,7 +641,6 @@ EXPORT_SYMBOL_GPL(__vsock_create);
 static void __vsock_release(struct sock *sk, int level)
 {
 	if (sk) {
-		struct sk_buff *skb;
 		struct sock *pending;
 		struct vsock_sock *vsk;
 
@@ -662,8 +661,7 @@ static void __vsock_release(struct sock *sk, int level)
 		sock_orphan(sk);
 		sk->sk_shutdown = SHUTDOWN_MASK;
 
-		while ((skb = skb_dequeue(&sk->sk_receive_queue)))
-			kfree_skb(skb);
+		skb_queue_purge(&sk->sk_receive_queue);
 
 		/* Clean up any sockets that never were accepted. */
 		while ((pending = vsock_dequeue_accept(sk)) != NULL) {
-- 
2.20.1