1 files changed, 4 insertions, 0 deletions

diff --git a/src/H5MF.c b/src/H5MF.c
index 3c14027..e154889 100644
--- a/src/H5MF.c
+++ b/src/H5MF.c
@@ -238,6 +238,7 @@ H5MF_alloc_open(H5F_t *f, hid_t dxpl_id, H5FD_mem_t type)
      */
     HDassert(f);
     HDassert(f->shared);
+    HDassert(type != H5FD_MEM_NOLIST);
     HDassert(H5F_addr_defined(f->shared->fs_addr[type]));
     HDassert(f->shared->fs_state[type] == H5F_FS_STATE_CLOSED);
 
@@ -285,6 +286,7 @@ H5MF_alloc_create(H5F_t *f, hid_t dxpl_id, H5FD_mem_t type)
      */
     HDassert(f);
     HDassert(f->shared);
+    HDassert(type != H5FD_MEM_NOLIST);
     HDassert(!H5F_addr_defined(f->shared->fs_addr[type]));
     HDassert(f->shared->fs_state[type] == H5F_FS_STATE_CLOSED);
 
@@ -335,6 +337,7 @@ H5MF_alloc_start(H5F_t *f, hid_t dxpl_id, H5FD_mem_t type)
      */
     HDassert(f);
     HDassert(f->shared);
+    HDassert(type != H5FD_MEM_NOLIST);
 
     /* Check if the free space manager exists already */
     if(H5F_addr_defined(f->shared->fs_addr[type])) {
@@ -377,6 +380,7 @@ H5MF_alloc_close(H5F_t *f, hid_t dxpl_id, H5FD_mem_t type)
      */
     HDassert(f);
     HDassert(f->shared);
+    HDassert(type != H5FD_MEM_NOLIST);
     HDassert(f->shared->fs_man[type]);
     HDassert(f->shared->fs_state[type] != H5F_FS_STATE_CLOSED);