X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=vpp-api-test%2Fvat%2Fapi_format.c;h=b6f09021d5b9bed99ffdea1d7f3cd87049c86d16;hb=060c6fc0b54c909db56856b4d3e3fa65265f5871;hp=0c0a65e0dd3a94fb499c630f7144af695f0543bb;hpb=8b4d82cd4fe0215d6c481829328b19f6d740dae4;p=vpp.git

diff --git a/vpp-api-test/vat/api_format.c b/vpp-api-test/vat/api_format.c
index 0c0a65e0dd3..b6f09021d5b 100644
--- a/vpp-api-test/vat/api_format.c
+++ b/vpp-api-test/vat/api_format.c
@@ -2428,7 +2428,8 @@ int exec (vat_main_t * vam)
     while (vat_time_now (vam) < timeout) {
         if (vam->result_ready == 1) {
             u8 * free_me;
-            fformat (vam->ofp, "%s", vam->shmem_result);
+            if (vam->shmem_result != NULL)
+                fformat (vam->ofp, "%s", vam->shmem_result);
             pthread_mutex_lock (&am->vlib_rp->mutex);
             oldheap = svm_push_data_heap (am->vlib_rp);