Return-Path: Received: from mx1.redhat.com ([209.132.183.28]:34826 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932207AbbFDQqM (ORCPT ); Thu, 4 Jun 2015 12:46:12 -0400 From: Stefan Hajnoczi To: linux-nfs@vger.kernel.org Cc: Anna Schumaker , "J. Bruce Fields" , Trond Myklebust , asias.hejun@gmail.com, netdev@vger.kernel.org, Daniel Berrange , "David S. Miller" , Stefan Hajnoczi Subject: [RFC 07/10] SUNRPC: restrict backchannel svc IPPROTO_TCP check to IP Date: Thu, 4 Jun 2015 17:45:50 +0100 Message-Id: <1433436353-6761-8-git-send-email-stefanha@redhat.com> In-Reply-To: <1433436353-6761-1-git-send-email-stefanha@redhat.com> References: <1433436353-6761-1-git-send-email-stefanha@redhat.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: The IPPROTO_TCP check only applies to AF_INET and AF_INET6. Signed-off-by: Stefan Hajnoczi --- net/sunrpc/svc.c | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index 78974e4..1c9c5bc 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -1365,9 +1365,16 @@ bc_svc_process(struct svc_serv *serv, struct rpc_rqst *req, /* reset result send buffer "put" position */ resv->iov_len = 0; - if (rqstp->rq_prot != IPPROTO_TCP) { - printk(KERN_ERR "No support for Non-TCP transports!\n"); - BUG(); + switch (((struct sockaddr *)&rqstp->rq_addr)->sa_family) { + case AF_INET: + case AF_INET6: + if (rqstp->rq_prot != IPPROTO_TCP) { + printk(KERN_ERR "No support for Non-TCP transports!\n"); + BUG(); + } + break; + default: + break; } /* -- 2.4.2