diff options
| author |   Francois Clad <fclad@cisco.com> | 2018-01-31 14:46:45 +0100 |
|---|---|---|
| committer |   Neale Ranns <nranns@cisco.com> | 2018-02-01 11:03:51 +0000 |
| commit | be9b41ba3887452c864d1423ea03ed4ee2b9153c (patch) | |
| tree | f2e1d7f6d610a0f2cdb862c8185ce8c8a8c35ac2 | |
| parent | 49d8cddaba69a6f08cb990c9be9bebe87f33b808 (diff) | |
srv6-ad: fixing coverity issues
Change-Id: Ica6d8dd773bb3b478f1c7e40d59dfbdd4b588b85
Signed-off-by: Francois Clad <fclad@cisco.com>
| -rw-r--r-- | src/plugins/srv6-ad/node.c | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/src/plugins/srv6-ad/node.c b/src/plugins/srv6-ad/node.c index 73957f55ab6..4bc110d8a1c 100644 --- a/src/plugins/srv6-ad/node.c +++ b/src/plugins/srv6-ad/node.c @@ -27,6 +27,7 @@ typedef struct typedef struct { + u8 error; ip6_address_t src, dst; } srv6_ad_rewrite_trace_t; @@ -47,6 +48,11 @@ format_srv6_ad_rewrite_trace (u8 * s, va_list * args) CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *); srv6_ad_rewrite_trace_t *t = va_arg (*args, srv6_ad_rewrite_trace_t *); + if (PREDICT_FALSE (t->error != 0)) + { + return format (s, "SRv6-AD-rewrite: cache is empty"); + } + return format (s, "SRv6-AD-rewrite: src %U dst %U", format_ip6_address, &t->src, format_ip6_address, &t->dst); } @@ -352,10 +358,19 @@ srv6_ad4_rewrite_fn (vlib_main_t * vm, { srv6_ad_rewrite_trace_t *tr = vlib_add_trace (vm, node, b0, sizeof *tr); - clib_memcpy (tr->src.as_u8, ip0->src_address.as_u8, - sizeof tr->src.as_u8); - clib_memcpy (tr->dst.as_u8, ip0->dst_address.as_u8, - sizeof tr->dst.as_u8); + tr->error = 0; + + if (next0 == SRV6_AD_REWRITE_NEXT_ERROR) + { + tr->error = 1; + } + else + { + clib_memcpy (tr->src.as_u8, ip0->src_address.as_u8, + sizeof tr->src.as_u8); + clib_memcpy (tr->dst.as_u8, ip0->dst_address.as_u8, + sizeof tr->dst.as_u8); + } } vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next, @@ -472,10 +487,19 @@ srv6_ad6_rewrite_fn (vlib_main_t * vm, { srv6_ad_rewrite_trace_t *tr = vlib_add_trace (vm, node, b0, sizeof *tr); - clib_memcpy (tr->src.as_u8, ip0->src_address.as_u8, - sizeof tr->src.as_u8); - clib_memcpy (tr->dst.as_u8, ip0->dst_address.as_u8, - sizeof tr->dst.as_u8); + tr->error = 0; + + if (next0 == SRV6_AD_REWRITE_NEXT_ERROR) + { + tr->error = 1; + } + else + { + clib_memcpy (tr->src.as_u8, ip0->src_address.as_u8, + sizeof tr->src.as_u8); + clib_memcpy (tr->dst.as_u8, ip0->dst_address.as_u8, + sizeof tr->dst.as_u8); + } } vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next, |