X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fsvm%2Fsvm_fifo.c;h=e478c06e8915fa897af40c326ac423b9c38d3e5a;hb=52851e6aa9304054fd1059c8dd284abf8e532bf2;hp=fc2189c51764a306c02f9665990e5860d2e38912;hpb=b639b593372612fd3a55b3137b4fdd62df775d96;p=vpp.git

diff --git a/src/svm/svm_fifo.c b/src/svm/svm_fifo.c
index fc2189c5176..e478c06e891 100644
--- a/src/svm/svm_fifo.c
+++ b/src/svm/svm_fifo.c
@@ -201,14 +201,20 @@ svm_fifo_create (u32 data_size_in_bytes)
   memset (f, 0, sizeof (*f));
   f->nitems = data_size_in_bytes;
   f->ooos_list_head = OOO_SEGMENT_INVALID_INDEX;
+  f->refcnt = 1;
   return (f);
 }
 
 void
 svm_fifo_free (svm_fifo_t * f)
 {
-  pool_free (f->ooo_segments);
-  clib_mem_free (f);
+  ASSERT (f->refcnt > 0);
+
+  if (--f->refcnt == 0)
+    {
+      pool_free (f->ooo_segments);
+      clib_mem_free (f);
+    }
 }
 
 always_inline ooo_segment_t *