marvell: check return value of vlib_trace_buffer
Check the value of vlib_trace_buffer in mrvl_pp2_input_trace to fix a
compiler error for an unused result of the function.
Type: fix
Fixes:
@@ -58,16 +58,18 @@ static_always_inline void
mrvl_pp2_input_trace (vlib_main_t * vm, vlib_node_runtime_t * node, u32 next0,
vlib_buffer_t * b0, uword * n_trace,
mrvl_pp2_if_t * ppif, struct pp2_ppio_desc *d)
+{
+ if (PREDICT_TRUE (
+ vlib_trace_buffer (vm, node, next0, b0, /* follow_chain */ 0)))
{
mrvl_pp2_input_trace_t *tr;
- vlib_trace_buffer (vm, node, next0, b0,
- /* follow_chain */ 0);
vlib_set_trace_count (vm, node, --(*n_trace));
tr = vlib_add_trace (vm, node, b0, sizeof (*tr));
tr->next_index = next0;
tr->hw_if_index = ppif->hw_if_index;
clib_memcpy_fast (&tr->desc, d, sizeof (struct pp2_ppio_desc));
}
+}
static_always_inline u16
mrvl_pp2_set_buf_data_len_flags (vlib_buffer_t * b, struct pp2_ppio_desc *d,
