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authorAllen Byrne <byrn@hdfgroup.org>2017-12-29 15:05:30 (GMT)
committerAllen Byrne <byrn@hdfgroup.org>2017-12-29 15:05:30 (GMT)
commitf5f2c36d98a6bfeb41363e38f1a34036264d1036 (patch)
tree73b68f354b51083f56ad149d3efd1b5c7f6e4eb8
parentbd34c9e455988ab1d4e550ff16c0410b5624298a (diff)
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HDFFV-9724 prefix of 0 length should be null value
-rw-r--r--src/H5Dvirtual.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/H5Dvirtual.c b/src/H5Dvirtual.c
index 8d861c9..24623e4 100644
--- a/src/H5Dvirtual.c
+++ b/src/H5Dvirtual.c
@@ -898,7 +898,7 @@ H5D__virtual_open_file(hid_t plist_id, const H5F_t *vdset_file,
H5E_BEGIN_TRY {
size = H5Pget_virtual_prefix(plist_id, NULL, 0);
} H5E_END_TRY;
- if(size < 0)
+ if(size <= 0)
my_prefix = NULL;
else {
/* Allocate a buffer to hold the filename + prefix + possibly the delimiter + terminating null byte */