From: Benoît Ganne <bganne@cisco.com>
Date: Mon, 16 Dec 2019 14:51:38 +0000 (+0100)
Subject: l2: fix l2input_feat_names overflow
X-Git-Tag: v19.08.3~232
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=6051aa49249c9aba741b8492458771bce5e66100;p=vpp.git

l2: fix l2input_feat_names overflow

Type: fix

Change-Id: I59549b3aab5a0ccfe7db02757f78528e028121a5
Signed-off-by: Benoît Ganne <bganne@cisco.com>
(cherry picked from commit 70ef0faea9f706004c068fb843797a7cb08a9e68)
---

diff --git a/src/vnet/l2/l2_input.c b/src/vnet/l2/l2_input.c
index 4efb5562806..7b93fba20b1 100644
--- a/src/vnet/l2/l2_input.c
+++ b/src/vnet/l2/l2_input.c
@@ -83,7 +83,7 @@ format_l2_input_features (u8 * s, va_list * args)
 
   feature_bitmap &= ~L2INPUT_FEAT_DROP;	/* Not a feature */
   int i;
-  for (i = L2INPUT_N_FEAT; i >= 0; i--)
+  for (i = L2INPUT_N_FEAT - 1; i >= 0; i--)
     {
       if (feature_bitmap & (1 << i))
 	{