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path: root/src/vnet/ipsec/esp_decrypt.c
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Diffstat (limited to 'src/vnet/ipsec/esp_decrypt.c')
-rw-r--r--src/vnet/ipsec/esp_decrypt.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/src/vnet/ipsec/esp_decrypt.c b/src/vnet/ipsec/esp_decrypt.c
index 1bcc65ca972..827d168f98a 100644
--- a/src/vnet/ipsec/esp_decrypt.c
+++ b/src/vnet/ipsec/esp_decrypt.c
@@ -603,7 +603,7 @@ esp_decrypt_prepare_async_frame (vlib_main_t *vm, vlib_node_runtime_t *node,
esp_decrypt_packet_data_t *async_pd = &(esp_post_data (b))->decrypt_data;
esp_decrypt_packet_data2_t *async_pd2 = esp_post_data2 (b);
u8 *tag = payload + len, *iv = payload + esp_sz, *aad = 0;
- u32 key_index;
+ const u32 key_index = sa0->crypto_key_index;
u32 crypto_len, integ_len = 0;
i16 crypto_start_offset, integ_start_offset = 0;
u8 flags = 0;
@@ -611,7 +611,6 @@ esp_decrypt_prepare_async_frame (vlib_main_t *vm, vlib_node_runtime_t *node,
if (!ipsec_sa_is_set_IS_AEAD (sa0))
{
/* linked algs */
- key_index = sa0->linked_key_index;
integ_start_offset = payload - b->data;
integ_len = len;
if (PREDICT_TRUE (sa0->integ_op_id != VNET_CRYPTO_OP_NONE))
@@ -664,8 +663,6 @@ esp_decrypt_prepare_async_frame (vlib_main_t *vm, vlib_node_runtime_t *node,
else
esp_insert_esn (vm, sa0, pd, pd2, &integ_len, &tag, &len, b, payload);
}
- else
- key_index = sa0->crypto_key_index;
out:
/* crypto */
@@ -1103,7 +1100,7 @@ esp_decrypt_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
is_async = im->async_mode | ipsec_sa_is_set_IS_ASYNC (sa0);
}
- if (PREDICT_FALSE (~0 == sa0->thread_index))
+ if (PREDICT_FALSE ((u16) ~0 == sa0->thread_index))
{
/* this is the first packet to use this SA, claim the SA
* for this thread. this could happen simultaneously on