diff mbox

[iproute2,4/4] ip vrf: Detect invalid vrf name in pids command

Message ID 1487264338-17588-5-git-send-email-dsa@cumulusnetworks.com
State Accepted, archived
Delegated to: stephen hemminger
Headers show

Commit Message

David Ahern Feb. 16, 2017, 4:58 p.m. UTC 
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(+)
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Patch

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)