[svn-r16619] Description:

	Bring r16606:16618 from trunk to the revise_chunks branch.

Tested on:
	FreeBSD/32 6.3 (duty)
	h5committest not necessary on this branch

1 files changed, 7 insertions, 2 deletions

diff --git a/tools/h5repack/h5repack_filters.c b/tools/h5repack/h5repack_filters.c
index 5038cbb..cfd867a 100644
--- a/tools/h5repack/h5repack_filters.c
+++ b/tools/h5repack/h5repack_filters.c
@@ -296,14 +296,19 @@ int apply_filters(const char* name,    /* object name from traverse list */
             * determine the strip mine size. The strip mine is
             * a hyperslab whose size is manageable.
             */
+
+            
             
             sm_nbytes = msize;
             for ( i = rank; i > 0; --i) 
             {
-                sm_size[i - 1] = MIN(dims[i - 1], H5TOOLS_BUFSIZE / sm_nbytes);
+                hsize_t size = H5TOOLS_BUFSIZE / sm_nbytes;
+                if ( size == 0) /* datum size > H5TOOLS_BUFSIZE */
+                    size = 1;
+                sm_size[i - 1] = MIN(dims[i - 1], size);
                 sm_nbytes *= sm_size[i - 1];
                 assert(sm_nbytes > 0);
-              
+
             }
 
             for ( i = 0; i < rank; i++)