ipsec: cleanup, remove unnecessary code,

[vpp.git] / src / vnet / ipsec / ah_decrypt.c

diff --git a/src/vnet/ipsec/ah_decrypt.c b/src/vnet/ipsec/ah_decrypt.c
index 2858912..0fc4f48 100644 (file)
--- a/src/vnet/ipsec/ah_decrypt.c
+++ b/src/vnet/ipsec/ah_decrypt.c
@@ -87,7 +87,7 @@ ah_decrypt_inline (vlib_main_t * vm,
   ipsec_proto_main_t *em = &ipsec_proto_main;
   from = vlib_frame_vector_args (from_frame);
   n_left_from = from_frame->n_vectors;
-  int icv_size = 0;
+  int icv_size;
 
   next_index = node->cached_next_index;
   thread_index = vm->thread_index;
@@ -178,9 +178,7 @@ ah_decrypt_inline (vlib_main_t * vm,
          if (PREDICT_TRUE (sa0->integ_alg != IPSEC_INTEG_ALG_NONE))
            {
              u8 sig[64];
-             u8 digest[64];
-             clib_memset (sig, 0, sizeof (sig));
-             clib_memset (digest, 0, sizeof (digest));
+             u8 digest[icv_size];
              u8 *icv = ah0->auth_data;
              memcpy (digest, icv, icv_size);
              clib_memset (icv, 0, icv_size);