From patchwork Thu Nov 22 01:56:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sagi Grimberg X-Patchwork-Id: 10693393 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CD31714BD for ; Thu, 22 Nov 2018 01:56:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B7E3F2BB18 for ; Thu, 22 Nov 2018 01:56:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A9DFA2BBB3; Thu, 22 Nov 2018 01:56:34 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 523EC2BB18 for ; Thu, 22 Nov 2018 01:56:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404066AbeKVMd2 (ORCPT ); Thu, 22 Nov 2018 07:33:28 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:41506 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2404059AbeKVMd2 (ORCPT ); Thu, 22 Nov 2018 07:33:28 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=4VCgSIAngRhs9S219+f1FTloJbv2iSmhHPj8lxFcQBc=; b=hvdQ8Kk9ZOzu42RJusBqqzaKn X2HvjdOYNnNj33vnj9i0nU/Lkdr3pjQ7inX2DRYS2WQwc/It6LjjjF5EAF/j7drfGQdA5NkbkUS3B BphpasvGj0qb8xa/Ab7ZHEw4SSHvdqrfvT8iIbFcOfW9x5ohnHqU0a83XxDyvuymGTOctNJccO97z PZLXdsD7a1NGC24WDzE2iqbkhcjuWmi1vQxd4hcwuXudEQsF51g5Pn4MHf0dYdpPQhw9DMoHmefBs U7khIZOhbtuzK+RV50oXgn/xerL0fg0n6wlJfBcSGI5erGIamkQCoR62dvNdfloY3k1I22go6xzEZ 7GXVtC0Jw==; Received: from [2600:1700:65a0:78e0:514:7862:1503:8e4d] (helo=sagi-Latitude-E7470.lbits) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1gPeE9-0006v0-71; Thu, 22 Nov 2018 01:56:21 +0000 From: Sagi Grimberg To: linux-nvme@lists.infradead.org Cc: linux-block@vger.kernel.org, netdev@vger.kernel.org, Christoph Hellwig , Keith Busch , "David S. Miller" Subject: [PATCH nvme-cli v3 14/13] fabrics: use trtype_str when parsing a discovery log entry Date: Wed, 21 Nov 2018 17:56:12 -0800 Message-Id: <20181122015615.15763-15-sagi@grimberg.me> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181122015615.15763-1-sagi@grimberg.me> References: <20181122015615.15763-1-sagi@grimberg.me> Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Reduce some code duplication. Signed-off-by: Sagi Grimberg --- fabrics.c | 35 ++++++++++++++--------------------- 1 file changed, 14 insertions(+), 21 deletions(-) diff --git a/fabrics.c b/fabrics.c index 99793f8beef8..e7c2021b0c70 100644 --- a/fabrics.c +++ b/fabrics.c @@ -609,6 +609,7 @@ static int build_options(char *argstr, int max_len) static int connect_ctrl(struct nvmf_disc_rsp_page_entry *e) { char argstr[BUF_SIZE], *p; + const char *transport; bool discover, disable_sqflow = true; int len, ret; @@ -681,24 +682,24 @@ retry: p += len; } + transport = trtype_str(e->trtype); + if (!strcmp(transport, "unrecognized")) { + fprintf(stderr, "skipping unsupported transport %d\n", + e->trtype); + return -EINVAL; + } + + len = sprintf(p, ",transport=%s", transport); + if (len < 0) + return -EINVAL; + p += len; + switch (e->trtype) { - case NVMF_TRTYPE_LOOP: /* loop */ - len = sprintf(p, ",transport=loop"); - if (len < 0) - return -EINVAL; - p += len; - /* we can safely ignore the rest of the entries */ - break; case NVMF_TRTYPE_RDMA: switch (e->adrfam) { case NVMF_ADDR_FAMILY_IP4: case NVMF_ADDR_FAMILY_IP6: /* FALLTHRU */ - len = sprintf(p, ",transport=rdma"); - if (len < 0) - return -EINVAL; - p += len; - len = sprintf(p, ",traddr=%.*s", space_strip_len(NVMF_TRADDR_SIZE, e->traddr), e->traddr); @@ -718,14 +719,10 @@ retry: return -EINVAL; } break; + default: case NVMF_TRTYPE_FC: switch (e->adrfam) { case NVMF_ADDR_FAMILY_FC: - len = sprintf(p, ",transport=fc"); - if (len < 0) - return -EINVAL; - p += len; - len = sprintf(p, ",traddr=%.*s", space_strip_len(NVMF_TRADDR_SIZE, e->traddr), e->traddr); @@ -738,10 +735,6 @@ retry: return -EINVAL; } break; - default: - fprintf(stderr, "skipping unsupported transport %d\n", - e->trtype); - return -EINVAL; } if (e->treq & NVMF_TREQ_DISABLE_SQFLOW && disable_sqflow) {