stats: string vector and node collector improvements

Type: improvement
Change-Id: Ibdadeb4e685f45a93f45504a84709391489abb6a
Signed-off-by: Damjan Marion <damarion@cisco.com>

1 files changed, 7 insertions, 10 deletions

diff --git a/src/vlib/stats/format.c b/src/vlib/stats/format.c
index 419ff6b4657..54c11aff743 100644
--- a/src/vlib/stats/format.c
+++ b/src/vlib/stats/format.c
@@ -9,16 +9,13 @@
 u8 *
 format_vlib_stats_symlink (u8 *s, va_list *args)
 {
-  char *input = va_arg (*args, char *);
-  char *modified_input = vec_dup (input);
-  int i;
-  u8 *result;
+  u8 *input = va_arg (*args, u8 *);
 
-  for (i = 0; i < strlen (modified_input); i++)
-    if (modified_input[i] == '/')
-      modified_input[i] = '_';
+  for (int i = 0; i < vec_len (input); i++)
+    if (input[i] == '/')
+      vec_add1 (s, '_');
+    else
+      vec_add1 (s, input[i]);
 
-  result = format (s, "%s", modified_input);
-  vec_free (modified_input);
-  return result;
+  return s;
 }