From: jackiechen1985 <xiaobo.chen@tieto.com>
Date: Mon, 10 Dec 2018 20:13:22 +0000 (+0800)
Subject: Fix [csit-dev] CSIT IPv6 IPSec transport mode tests are failing
X-Git-Tag: v19.04-rc0~198
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;ds=sidebyside;h=240f69aed757720cfb78a140aaa84eb31db198f4;p=vpp.git

Fix [csit-dev] CSIT IPv6 IPSec transport mode tests are failing

Change-Id: I7893a8fd5b3e15063675597c0e9bd1cd0b49ef0e
Signed-off-by: jackiechen1985 <xiaobo.chen@tieto.com>
---

diff --git a/src/vnet/ipsec/esp_encrypt.c b/src/vnet/ipsec/esp_encrypt.c
index 88eda91bf7f..ff9c1e63097 100644
--- a/src/vnet/ipsec/esp_encrypt.c
+++ b/src/vnet/ipsec/esp_encrypt.c
@@ -311,7 +311,15 @@ esp_encrypt_inline (vlib_main_t * vm,
 		  vnet_buffer (o_b0)->sw_if_index[VLIB_TX] =
 		    vnet_buffer (i_b0)->sw_if_index[VLIB_TX];
 		}
-	      vlib_buffer_advance (i_b0, sizeof (ip4_header_t));
+
+	      if (is_ip6)
+		{
+		  vlib_buffer_advance (i_b0, sizeof (ip6_header_t));
+		}
+	      else
+		{
+		  vlib_buffer_advance (i_b0, sizeof (ip4_header_t));
+		}
 	    }
 
 	  ASSERT (sa0->crypto_alg < IPSEC_CRYPTO_N_ALG);