From patchwork Fri Oct 16 14:42:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vlad Buslov X-Patchwork-Id: 11841833 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4E288C433E7 for ; Fri, 16 Oct 2020 14:42:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0884C20708 for ; Fri, 16 Oct 2020 14:42:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2409101AbgJPOmt (ORCPT ); Fri, 16 Oct 2020 10:42:49 -0400 Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:45221 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2405806AbgJPOmo (ORCPT ); Fri, 16 Oct 2020 10:42:44 -0400 Received: from Internal Mail-Server by MTLPINE1 (envelope-from vladbu@nvidia.com) with SMTP; 16 Oct 2020 17:42:38 +0300 Received: from reg-r-vrt-018-180.mtr.labs.mlnx. (reg-r-vrt-018-180.mtr.labs.mlnx [10.215.1.1]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 09GEgcnR020163; Fri, 16 Oct 2020 17:42:38 +0300 From: Vlad Buslov To: dsahern@gmail.com, stephen@networkplumber.org Cc: netdev@vger.kernel.org, davem@davemloft.net, jhs@mojatatu.com, xiyou.wangcong@gmail.com, jiri@resnulli.us, ivecera@redhat.com, vlad@buslov.dev, Vlad Buslov , Jiri Pirko Subject: [PATCH iproute2-next v3 1/2] tc: skip actions that don't have options attribute when printing Date: Fri, 16 Oct 2020 17:42:04 +0300 Message-Id: <20201016144205.21787-2-vladbu@nvidia.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20201016144205.21787-1-vladbu@nvidia.com> References: <20201016144205.21787-1-vladbu@nvidia.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Vlad Buslov Modify implementations that return error from action_until->print_aopt() callback to silently skip actions that don't have their corresponding TCA_ACT_OPTIONS attribute set (some actions already behave like this). This is necessary to support terse dump mode in following patch in the series. Signed-off-by: Vlad Buslov Reviewed-by: Jiri Pirko Acked-by: Jamal Hadi Salim --- tc/m_bpf.c | 2 +- tc/m_connmark.c | 2 +- tc/m_csum.c | 2 +- tc/m_ct.c | 2 +- tc/m_ctinfo.c | 2 +- tc/m_gact.c | 2 +- tc/m_ife.c | 2 +- tc/m_ipt.c | 2 +- tc/m_mirred.c | 2 +- tc/m_mpls.c | 2 +- tc/m_nat.c | 2 +- tc/m_pedit.c | 2 +- tc/m_sample.c | 2 +- tc/m_simple.c | 2 +- tc/m_skbedit.c | 2 +- tc/m_skbmod.c | 2 +- tc/m_tunnel_key.c | 2 +- tc/m_vlan.c | 2 +- tc/m_xt.c | 2 +- tc/m_xt_old.c | 2 +- 20 files changed, 20 insertions(+), 20 deletions(-) diff --git a/tc/m_bpf.c b/tc/m_bpf.c index e8d704b557f9..6b231cb3d7b0 100644 --- a/tc/m_bpf.c +++ b/tc/m_bpf.c @@ -162,7 +162,7 @@ static int bpf_print_opt(struct action_util *au, FILE *f, struct rtattr *arg) int d_ok = 0; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_ACT_BPF_MAX, arg); diff --git a/tc/m_connmark.c b/tc/m_connmark.c index 4b2dc4e25ef8..38546c75b30c 100644 --- a/tc/m_connmark.c +++ b/tc/m_connmark.c @@ -111,7 +111,7 @@ static int print_connmark(struct action_util *au, FILE *f, struct rtattr *arg) struct tc_connmark *ci; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_CONNMARK_MAX, arg); if (tb[TCA_CONNMARK_PARMS] == NULL) { diff --git a/tc/m_csum.c b/tc/m_csum.c index afbee9c8de0f..347e5e90e967 100644 --- a/tc/m_csum.c +++ b/tc/m_csum.c @@ -167,7 +167,7 @@ print_csum(struct action_util *au, FILE *f, struct rtattr *arg) int uflag_count = 0; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_CSUM_MAX, arg); diff --git a/tc/m_ct.c b/tc/m_ct.c index 70d186e859f4..20cc9c8a3102 100644 --- a/tc/m_ct.c +++ b/tc/m_ct.c @@ -444,7 +444,7 @@ static int print_ct(struct action_util *au, FILE *f, struct rtattr *arg) int ct_action = 0; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_CT_MAX, arg); if (tb[TCA_CT_PARMS] == NULL) { diff --git a/tc/m_ctinfo.c b/tc/m_ctinfo.c index e5c1b43642a7..5475fe4d43da 100644 --- a/tc/m_ctinfo.c +++ b/tc/m_ctinfo.c @@ -189,7 +189,7 @@ static int print_ctinfo(struct action_util *au, FILE *f, struct rtattr *arg) struct tc_ctinfo *ci; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_CTINFO_MAX, arg); if (!tb[TCA_CTINFO_ACT]) { diff --git a/tc/m_gact.c b/tc/m_gact.c index 33f326f823d1..2722e9b805f7 100644 --- a/tc/m_gact.c +++ b/tc/m_gact.c @@ -172,7 +172,7 @@ print_gact(struct action_util *au, FILE *f, struct rtattr *arg) struct rtattr *tb[TCA_GACT_MAX + 1]; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_GACT_MAX, arg); diff --git a/tc/m_ife.c b/tc/m_ife.c index 6a85e087ede1..2491ddb861c2 100644 --- a/tc/m_ife.c +++ b/tc/m_ife.c @@ -228,7 +228,7 @@ static int print_ife(struct action_util *au, FILE *f, struct rtattr *arg) SPRINT_BUF(b2); if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_IFE_MAX, arg); diff --git a/tc/m_ipt.c b/tc/m_ipt.c index cc95eab7fefb..046b310e64ab 100644 --- a/tc/m_ipt.c +++ b/tc/m_ipt.c @@ -433,7 +433,7 @@ print_ipt(struct action_util *au, FILE * f, struct rtattr *arg) __u32 hook; if (arg == NULL) - return -1; + return 0; lib_dir = getenv("IPTABLES_LIB_DIR"); if (!lib_dir) diff --git a/tc/m_mirred.c b/tc/m_mirred.c index d2bdf4074a73..7c6351865788 100644 --- a/tc/m_mirred.c +++ b/tc/m_mirred.c @@ -282,7 +282,7 @@ print_mirred(struct action_util *au, FILE *f, struct rtattr *arg) const char *dev; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_MIRRED_MAX, arg); diff --git a/tc/m_mpls.c b/tc/m_mpls.c index 3d5d9b25fbf6..1a3bfdda104b 100644 --- a/tc/m_mpls.c +++ b/tc/m_mpls.c @@ -198,7 +198,7 @@ static int print_mpls(struct action_util *au, FILE *f, struct rtattr *arg) __u32 val; if (!arg) - return -1; + return 0; parse_rtattr_nested(tb, TCA_MPLS_MAX, arg); diff --git a/tc/m_nat.c b/tc/m_nat.c index 56e8f47cdefd..63de71014efd 100644 --- a/tc/m_nat.c +++ b/tc/m_nat.c @@ -147,7 +147,7 @@ print_nat(struct action_util *au, FILE * f, struct rtattr *arg) int len; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_NAT_MAX, arg); diff --git a/tc/m_pedit.c b/tc/m_pedit.c index 51dcf10930e8..ec71fcf9922e 100644 --- a/tc/m_pedit.c +++ b/tc/m_pedit.c @@ -746,7 +746,7 @@ static int print_pedit(struct action_util *au, FILE *f, struct rtattr *arg) int err; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_PEDIT_MAX, arg); diff --git a/tc/m_sample.c b/tc/m_sample.c index 4a30513a6247..e2467a93444a 100644 --- a/tc/m_sample.c +++ b/tc/m_sample.c @@ -144,7 +144,7 @@ static int print_sample(struct action_util *au, FILE *f, struct rtattr *arg) struct tc_sample *p; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_SAMPLE_MAX, arg); diff --git a/tc/m_simple.c b/tc/m_simple.c index 70897d6b7c13..bc86be27cbcc 100644 --- a/tc/m_simple.c +++ b/tc/m_simple.c @@ -166,7 +166,7 @@ static int print_simple(struct action_util *au, FILE *f, struct rtattr *arg) char *simpdata; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_DEF_MAX, arg); diff --git a/tc/m_skbedit.c b/tc/m_skbedit.c index 9afe2f0c049d..37625c5ab067 100644 --- a/tc/m_skbedit.c +++ b/tc/m_skbedit.c @@ -199,7 +199,7 @@ static int print_skbedit(struct action_util *au, FILE *f, struct rtattr *arg) struct tc_skbedit *p; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_SKBEDIT_MAX, arg); diff --git a/tc/m_skbmod.c b/tc/m_skbmod.c index d38a5c1921e7..e13d3f16bfcb 100644 --- a/tc/m_skbmod.c +++ b/tc/m_skbmod.c @@ -169,7 +169,7 @@ static int print_skbmod(struct action_util *au, FILE *f, struct rtattr *arg) SPRINT_BUF(b2); if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_SKBMOD_MAX, arg); diff --git a/tc/m_tunnel_key.c b/tc/m_tunnel_key.c index bfec90724d72..f700f6d86c82 100644 --- a/tc/m_tunnel_key.c +++ b/tc/m_tunnel_key.c @@ -671,7 +671,7 @@ static int print_tunnel_key(struct action_util *au, FILE *f, struct rtattr *arg) struct tc_tunnel_key *parm; if (!arg) - return -1; + return 0; parse_rtattr_nested(tb, TCA_TUNNEL_KEY_MAX, arg); diff --git a/tc/m_vlan.c b/tc/m_vlan.c index 1096ba0fbf12..afc9b475ae0a 100644 --- a/tc/m_vlan.c +++ b/tc/m_vlan.c @@ -183,7 +183,7 @@ static int print_vlan(struct action_util *au, FILE *f, struct rtattr *arg) struct tc_vlan *parm; if (arg == NULL) - return -1; + return 0; parse_rtattr_nested(tb, TCA_VLAN_MAX, arg); diff --git a/tc/m_xt.c b/tc/m_xt.c index 487ba25ad391..deaf96a26f75 100644 --- a/tc/m_xt.c +++ b/tc/m_xt.c @@ -320,7 +320,7 @@ print_ipt(struct action_util *au, FILE *f, struct rtattr *arg) __u32 hook; if (arg == NULL) - return -1; + return 0; /* copy tcipt_globals because .opts will be modified by iptables */ struct xtables_globals tmp_tcipt_globals = tcipt_globals; diff --git a/tc/m_xt_old.c b/tc/m_xt_old.c index 6a4509a9982f..db014898590d 100644 --- a/tc/m_xt_old.c +++ b/tc/m_xt_old.c @@ -358,7 +358,7 @@ print_ipt(struct action_util *au, FILE * f, struct rtattr *arg) __u32 hook; if (arg == NULL) - return -1; + return 0; set_lib_dir();