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-rw-r--r--tools/lib/h5diff_dset.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/lib/h5diff_dset.c b/tools/lib/h5diff_dset.c
index b03295b..ee42b99 100644
--- a/tools/lib/h5diff_dset.c
+++ b/tools/lib/h5diff_dset.c
@@ -189,7 +189,7 @@ hsize_t diff_datasetid(hid_t did1,
void *buf2 = NULL;
void *sm_buf1 = NULL;
void *sm_buf2 = NULL;
- hid_t sm_space; /*stripmine data space */
+ hid_t sm_space = -1; /*stripmine data space */
size_t need; /* bytes needed for malloc */
int i;
unsigned int vl_data = 0; /*contains VL datatypes */