X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fipsec%2Fesp_encrypt.c;h=88eda91bf7fb8a0afd874bfd7d17a8f600a5d0e6;hb=9f6957d1a5b23d4bee9390da20537db6e93b3433;hp=4f2d7707395eec8b36d9273a598610eecf0dc862;hpb=920fd77e9c78860b42dc9250a85288152de007d7;p=vpp.git

diff --git a/src/vnet/ipsec/esp_encrypt.c b/src/vnet/ipsec/esp_encrypt.c
index 4f2d7707395..88eda91bf7f 100644
--- a/src/vnet/ipsec/esp_encrypt.c
+++ b/src/vnet/ipsec/esp_encrypt.c
@@ -311,7 +311,7 @@ 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, ip_udp_hdr_size);
+	      vlib_buffer_advance (i_b0, sizeof (ip4_header_t));
 	    }
 
 	  ASSERT (sa0->crypto_alg < IPSEC_CRYPTO_N_ALG);