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From: David Ahern <dsa@cumulusnetworks.com>
To: netdev@vger.kernel.org, stephen@networkplumber.org, luto@amacapital.net
Cc: David Ahern <dsa@cumulusnetworks.com>
Subject: [PATCH iproute2 4/4] ip vrf: Detect invalid vrf name in pids command
Date: Thu, 16 Feb 2017 08:58:58 -0800	[thread overview]
Message-ID: <1487264338-17588-5-git-send-email-dsa@cumulusnetworks.com> (raw)
In-Reply-To: <1487264338-17588-1-git-send-email-dsa@cumulusnetworks.com>

Verify VRF name is valid before attempting to read cgroups files.

Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
---
 ip/ipvrf.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ip/ipvrf.c b/ip/ipvrf.c
index cb7f9fa6d1db..5e204a9ebbb1 100644
--- a/ip/ipvrf.c
+++ b/ip/ipvrf.c
@@ -212,6 +212,10 @@ static int ipvrf_pids(int argc, char **argv)
 	}
 
 	vrf = argv[0];
+	if (!name_is_vrf(vrf)) {
+		fprintf(stderr, "Invalid VRF name\n");
+		return -1;
+	}
 
 	mnt = find_cgroup2_mount();
 	if (!mnt)
-- 
2.1.4

  parent reply	other threads:[~2017-02-16 16:59 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-16 16:58 [PATCH iproute2 0/4] ip vrf: updates to handle cgroup hiearchy and namespace nesting David Ahern
2017-02-16 16:58 ` [PATCH iproute2 1/4] ip vrf: Handle vrf in a cgroup hierarchy David Ahern
2017-02-16 16:58 ` [PATCH iproute2 2/4] ip netns: refactor netns_identify David Ahern
2017-02-16 16:58 ` [PATCH iproute2 3/4] ip vrf: Handle VRF nesting in namespace David Ahern
2017-02-16 16:58 ` David Ahern [this message]
2017-02-19  0:11 ` [PATCH iproute2 0/4] ip vrf: updates to handle cgroup hiearchy and namespace nesting Stephen Hemminger

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