X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fsvm%2Fsvm_fifo.c;fp=src%2Fsvm%2Fsvm_fifo.c;h=2150694ef46de97488d12abe6315b72df84d9732;hb=e3c6a54995b052045709b1d80039eede1757f43f;hp=14eeb1c080269a4bb6756a95ef147be3a04ce58f;hpb=05bc33c15d814409933d741f6c88c450c4392fc9;p=vpp.git

diff --git a/src/svm/svm_fifo.c b/src/svm/svm_fifo.c
index 14eeb1c0802..2150694ef46 100644
--- a/src/svm/svm_fifo.c
+++ b/src/svm/svm_fifo.c
@@ -1257,6 +1257,9 @@ svm_fifo_provision_chunks (svm_fifo_t *f, svm_fifo_seg_t *fs, u32 n_segs,
   if (n_avail < len && f_try_chunk_alloc (f, head, tail, len))
     return SVM_FIFO_EGROW;
 
+  if (!fs || !n_segs)
+    return 0;
+
   c = f_tail_cptr (f);
   head_pos = (tail - c->start_byte);
   fs[0].data = c->data + head_pos;