X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fipsec%2Fesp_encrypt.c;h=16f985c6cfe6d3903cfa0f60fbf3276f3312921b;hb=4c422f9a3c9d5a4ecae3f4ef6bee16bb8ce35bb2;hp=88eda91bf7fb8a0afd874bfd7d17a8f600a5d0e6;hpb=9f6957d1a5b23d4bee9390da20537db6e93b3433;p=vpp.git

diff --git a/src/vnet/ipsec/esp_encrypt.c b/src/vnet/ipsec/esp_encrypt.c
index 88eda91bf7f..16f985c6cfe 100644
--- a/src/vnet/ipsec/esp_encrypt.c
+++ b/src/vnet/ipsec/esp_encrypt.c
@@ -279,7 +279,7 @@ esp_encrypt_inline (vlib_main_t * vm,
 	      oh0->ip4.src_address.as_u32 = sa0->tunnel_src_addr.ip4.as_u32;
 	      oh0->ip4.dst_address.as_u32 = sa0->tunnel_dst_addr.ip4.as_u32;
 
-	      vnet_buffer (o_b0)->sw_if_index[VLIB_TX] = (u32) ~ 0;
+	      vnet_buffer (o_b0)->sw_if_index[VLIB_TX] = sa0->tx_fib_index;
 	    }
 	  else if (is_ip6 && sa0->is_tunnel && sa0->is_tunnel_ip6)
 	    {
@@ -292,7 +292,7 @@ esp_encrypt_inline (vlib_main_t * vm,
 	      oh6_0->ip6.dst_address.as_u64[1] =
 		sa0->tunnel_dst_addr.ip6.as_u64[1];
 
-	      vnet_buffer (o_b0)->sw_if_index[VLIB_TX] = (u32) ~ 0;
+	      vnet_buffer (o_b0)->sw_if_index[VLIB_TX] = sa0->tx_fib_index;
 	    }
 	  else
 	    {
@@ -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);