1 files changed, 1 insertions, 0 deletions
diff --git a/src/H5T.c b/src/H5T.c
index 4e87d65..c2c6d9f 100644
--- a/src/H5T.c
+++ b/src/H5T.c
@@ -2765,6 +2765,7 @@ H5T_close(H5T_t *dt)
 
     assert(dt);
 
+    /* Don't free locked datatypes unless we are shutting the interface down */
     if (!dt->locked) {
 	if (dt && H5T_COMPOUND == dt->type) {
 	    for (i = 0; i < dt->u.compnd.nmembs; i++) {