X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fperfmon%2Fintel%2Funcore.c;h=ee3e4aea6303501086f8ccb7c3c832e71bb40987;hb=5d8072c059eda181b54d5ad425abc6f8edaf2a31;hp=e8939cb67c986b14bed025181d42209109532775;hpb=9f4e5d8e512e1d41b8735c1227282d713f50466d;p=vpp.git

diff --git a/src/plugins/perfmon/intel/uncore.c b/src/plugins/perfmon/intel/uncore.c
index e8939cb67c9..ee3e4aea630 100644
--- a/src/plugins/perfmon/intel/uncore.c
+++ b/src/plugins/perfmon/intel/uncore.c
@@ -132,6 +132,14 @@ intel_uncore_init (vlib_main_t *vm, perfmon_source_t *src)
 	  goto done;
 	}
 
+      if (!cpumask)
+	{
+	  clib_error_free (err);
+	  err = clib_error_return (
+	    0, "while discovering numa topology: cpumask unexpectedly NULL");
+	  goto done;
+	}
+
       clib_bitmap_foreach (j, cpumask)
 	{
 	  vec_validate_init_empty (numa_by_cpu_id, j, -1);