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[84.238.136.197]) by smtp.gmail.com with ESMTPSA id b27sm1277704ejq.34.2021.09.30.04.39.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Sep 2021 04:39:30 -0700 (PDT) From: Nikolay Aleksandrov To: netdev@vger.kernel.org Cc: roopa@nvidia.com, donaldsharp72@gmail.com, dsahern@gmail.com, idosch@idosch.org, Nikolay Aleksandrov Subject: [PATCH iproute2-next 08/12] ip: nexthop: factor out ipnh_get_id rtnl talk into a helper Date: Thu, 30 Sep 2021 14:38:40 +0300 Message-Id: <20210930113844.1829373-9-razor@blackwall.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210930113844.1829373-1-razor@blackwall.org> References: <20210930113844.1829373-1-razor@blackwall.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Nikolay Aleksandrov Factor out ipnh_get_id's rtnl talk portion into a separate helper which will be reused later to retrieve nexthops for caching. Signed-off-by: Nikolay Aleksandrov --- ip/ipnexthop.c | 33 ++++++++++++++++++++------------- 1 file changed, 20 insertions(+), 13 deletions(-) diff --git a/ip/ipnexthop.c b/ip/ipnexthop.c index a589febca605..454c7416e30f 100644 --- a/ip/ipnexthop.c +++ b/ip/ipnexthop.c @@ -485,6 +485,25 @@ static void __print_nexthop_entry(FILE *fp, const char *jsobj, close_json_object(); } +static int __ipnh_get_id(struct rtnl_handle *rthp, __u32 nh_id, + struct nlmsghdr **answer) +{ + struct { + struct nlmsghdr n; + struct nhmsg nhm; + char buf[1024]; + } req = { + .n.nlmsg_len = NLMSG_LENGTH(sizeof(struct nhmsg)), + .n.nlmsg_flags = NLM_F_REQUEST, + .n.nlmsg_type = RTM_GETNEXTHOP, + .nhm.nh_family = preferred_family, + }; + + addattr32(&req.n, sizeof(req), NHA_ID, nh_id); + + return rtnl_talk(rthp, &req.n, answer); +} + int print_nexthop(struct nlmsghdr *n, void *arg) { struct nhmsg *nhm = NLMSG_DATA(n); @@ -827,21 +846,9 @@ static int ipnh_modify(int cmd, unsigned int flags, int argc, char **argv) static int ipnh_get_id(__u32 id) { - struct { - struct nlmsghdr n; - struct nhmsg nhm; - char buf[1024]; - } req = { - .n.nlmsg_len = NLMSG_LENGTH(sizeof(struct nhmsg)), - .n.nlmsg_flags = NLM_F_REQUEST, - .n.nlmsg_type = RTM_GETNEXTHOP, - .nhm.nh_family = preferred_family, - }; struct nlmsghdr *answer; - addattr32(&req.n, sizeof(req), NHA_ID, id); - - if (rtnl_talk(&rth, &req.n, &answer) < 0) + if (__ipnh_get_id(&rth, id, &answer) < 0) return -2; new_json_obj(json); -- 2.31.1