netdev - [PATCH iproute2 1/1] tc: distinguish Add/Replace filter operations

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: <1479335420-32088-1-git-send-email-mrv@mojatatu.com>
Date:   Wed, 16 Nov 2016 17:30:20 -0500
From:   Roman Mashak <mrv@...atatu.com>
To:     stephen@...workplumber.org
Cc:     netdev@...r.kernel.org, jhs@...atatu.com,
        Roman Mashak <mrv@...atatu.com>
Subject: [PATCH iproute2 1/1] tc: distinguish Add/Replace filter operations

Signed-off-by: Roman Mashak <mrv@...atatu.com>
Signed-off-by: Jamal Hadi Salim <jhs@...atatu.com>
---
 tc/tc_filter.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tc/tc_filter.c b/tc/tc_filter.c
index 932677a..ff8713b 100644
--- a/tc/tc_filter.c
+++ b/tc/tc_filter.c
@@ -226,6 +226,16 @@ int print_filter(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg)
 	if (n->nlmsg_type == RTM_DELTFILTER)
 		fprintf(fp, "deleted ");
 
+	if (n->nlmsg_type == RTM_NEWTFILTER &&
+			(n->nlmsg_flags & NLM_F_CREATE) &&
+			!(n->nlmsg_flags & NLM_F_EXCL))
+		fprintf(fp, "replaced ");
+
+	if (n->nlmsg_type == RTM_NEWTFILTER &&
+			(n->nlmsg_flags & NLM_F_CREATE) &&
+			(n->nlmsg_flags & NLM_F_EXCL))
+		fprintf(fp, "added ");
+
 	fprintf(fp, "filter ");
 	if (!filter_ifindex || filter_ifindex != t->tcm_ifindex)
 		fprintf(fp, "dev %s ", ll_index_to_name(t->tcm_ifindex));
-- 
1.9.1