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-rw-r--r--src/H5R.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/H5R.c b/src/H5R.c
index d14b9fc..ada2269 100644
--- a/src/H5R.c
+++ b/src/H5R.c
@@ -309,7 +309,7 @@ herr_t
H5Rcreate(void *ref, hid_t loc_id, const char *name, H5R_type_t ref_type, hid_t space_id)
{
H5G_loc_t loc; /* File location */
- H5S_t *space; /* Pointer to dataspace containing region */
+ H5S_t *space = NULL; /* Pointer to dataspace containing region */
herr_t ret_value; /* Return value */
FUNC_ENTER_API(H5Rcreate, FAIL)
@@ -326,6 +326,8 @@ H5Rcreate(void *ref, hid_t loc_id, const char *name, H5R_type_t ref_type, hid_t
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid reference type")
if(ref_type != H5R_OBJECT && ref_type != H5R_DATASET_REGION)
HGOTO_ERROR(H5E_ARGS, H5E_UNSUPPORTED, FAIL, "reference type not supported")
+ if(space_id == (-1) && ref_type == H5R_DATASET_REGION)
+ HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "reference region dataspace id must be valid")
if(space_id != (-1) && (NULL == (space = (H5S_t *)H5I_object_verify(space_id, H5I_DATASPACE))))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataspace")