vrrp: fix coverity warning/NULL dereference

[vpp.git] / src / vat2 / main.c

diff --git a/src/vat2/main.c b/src/vat2/main.c
index 667f473..dc27c6e 100644 (file)
--- a/src/vat2/main.c
+++ b/src/vat2/main.c
@@ -85,8 +85,7 @@ vat2_find_plugin_path ()
     return;
   *p = 0;
 
-  s = format (0, "%s/lib/" CLIB_TARGET_TRIPLET "/vat2_plugins:"
-              "%s/lib/vat2_plugins", path, path);
+  s = format (0, "%s/" CLIB_LIB_DIR "/vat2_plugins", path, path);
   vec_add1 (s, 0);
   vat2_plugin_path = (char *) s;
 }
@@ -133,17 +132,16 @@ vat2_register_function (char *name, cJSON (*f) (cJSON *),
 static int
 vat2_exec_command_by_name (char *msgname, cJSON *o)
 {
+  u32 crc = 0;
   if (filter_message (msgname))
     return 0;
 
   cJSON *crc_obj = cJSON_GetObjectItem (o, "_crc");
-  if (!crc_obj)
+  if (crc_obj)
     {
-      fprintf (stderr, "Missing '_crc' element!\n");
-      return -1;
+      char *crc_str = cJSON_GetStringValue (crc_obj);
+      crc = (u32) strtol (crc_str, NULL, 16);
     }
-  char *crc_str = cJSON_GetStringValue (crc_obj);
-  u32 crc = (u32) strtol (crc_str, NULL, 16);
 
   uword *p = hash_get_mem (function_by_name, msgname);
   if (!p)
@@ -151,7 +149,7 @@ vat2_exec_command_by_name (char *msgname, cJSON *o)
       fprintf (stderr, "No such command %s\n", msgname);
       return -1;
     }
-  if (crc != apifuncs[p[0]].crc)
+  if (crc && crc != apifuncs[p[0]].crc)
     {
       fprintf (stderr, "API CRC does not match: %s!\n", msgname);
     }