X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fipsec%2Fipsec.c;h=fdd18c2f8fa7ad158bd2d8ff2263d42d7359c0b2;hb=refs%2Fchanges%2F89%2F16589%2F2;hp=a88164b6b0fc2b81debb121593a3a07c70ba5445;hpb=057b3565a09b62c9415a44a99f43ad891d864ca5;p=vpp.git

diff --git a/src/vnet/ipsec/ipsec.c b/src/vnet/ipsec/ipsec.c
index a88164b6b0f..fdd18c2f8fa 100644
--- a/src/vnet/ipsec/ipsec.c
+++ b/src/vnet/ipsec/ipsec.c
@@ -569,16 +569,21 @@ clib_error_t *
 ipsec_check_support_cb (ipsec_main_t * im, ipsec_sa_t * sa)
 {
   clib_error_t *error = 0;
-  ipsec_ah_backend_t *ah =
-    pool_elt_at_index (im->ah_backends, im->ah_current_backend);
-  ASSERT (ah->check_support_cb);
-  error = ah->check_support_cb (sa);
-  if (error)
-    return error;
-  ipsec_esp_backend_t *esp =
-    pool_elt_at_index (im->esp_backends, im->esp_current_backend);
-  ASSERT (esp->check_support_cb);
-  error = esp->check_support_cb (sa);
+
+  if (PREDICT_FALSE (sa->protocol == IPSEC_PROTOCOL_AH))
+    {
+      ipsec_ah_backend_t *ah =
+	pool_elt_at_index (im->ah_backends, im->ah_current_backend);
+      ASSERT (ah->check_support_cb);
+      error = ah->check_support_cb (sa);
+    }
+  else
+    {
+      ipsec_esp_backend_t *esp =
+	pool_elt_at_index (im->esp_backends, im->esp_current_backend);
+      ASSERT (esp->check_support_cb);
+      error = esp->check_support_cb (sa);
+    }
   return error;
 }