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-rw-r--r--src/H5Distore.c6
-rw-r--r--src/H5Fistore.c6
-rw-r--r--test/set_extent.c2
3 files changed, 11 insertions, 3 deletions
diff --git a/src/H5Distore.c b/src/H5Distore.c
index 1c2b137..f5bee8a 100644
--- a/src/H5Distore.c
+++ b/src/H5Distore.c
@@ -2940,7 +2940,11 @@ H5F_istore_initialize_by_extent(H5F_t *f, const H5O_layout_t *layout,
HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "unable to select hyperslab");
/* Fill the selection in the memory buffer */
- if(H5S_select_fill(fill.buf, fill.size, space_chunk, chunk) < 0)
+ /* Use the size of the elements in the chunk directly instead of */
+ /* relying on the fill.size, which might be set to 0 if there is */
+ /* no fill-value defined for the dataset -QAK */
+ H5_CHECK_OVERFLOW(size[rank],hsize_t,size_t);
+ if(H5S_select_fill(fill.buf, (size_t)size[rank], space_chunk, chunk) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTENCODE, FAIL, "filling selection failed");
if(H5F_istore_unlock(f, dxpl_id, layout, &pline, TRUE,
diff --git a/src/H5Fistore.c b/src/H5Fistore.c
index 1c2b137..f5bee8a 100644
--- a/src/H5Fistore.c
+++ b/src/H5Fistore.c
@@ -2940,7 +2940,11 @@ H5F_istore_initialize_by_extent(H5F_t *f, const H5O_layout_t *layout,
HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "unable to select hyperslab");
/* Fill the selection in the memory buffer */
- if(H5S_select_fill(fill.buf, fill.size, space_chunk, chunk) < 0)
+ /* Use the size of the elements in the chunk directly instead of */
+ /* relying on the fill.size, which might be set to 0 if there is */
+ /* no fill-value defined for the dataset -QAK */
+ H5_CHECK_OVERFLOW(size[rank],hsize_t,size_t);
+ if(H5S_select_fill(fill.buf, (size_t)size[rank], space_chunk, chunk) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTENCODE, FAIL, "filling selection failed");
if(H5F_istore_unlock(f, dxpl_id, layout, &pline, TRUE,
diff --git a/test/set_extent.c b/test/set_extent.c
index bae973f..c6fabd8 100644
--- a/test/set_extent.c
+++ b/test/set_extent.c
@@ -40,7 +40,7 @@ int main( void )
int buf1[ 70 ][ 70 ];
int buf2[ 90 ][ 90 ];
int i, j, n = 0;
- int fillvalue = 0; /* Fill value for the dataset */
+ int fillvalue = 1; /* Fill value for the dataset */
for( i = 0; i < 90; i++ )