Fix use of possibly uninitialized memory in h5repack (HDFGroup#4354)

brtnfld · Apr 8, 2024 · b929dbd · b929dbd
1 parent 6ff227c
commit b929dbd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/tools/src/h5repack/h5repack.c b/tools/src/h5repack/h5repack.c
@@ -481,7 +481,7 @@ copy_attr(hid_t loc_in, hid_t loc_out, named_dt_t **named_dt_head_p, trav_table_
              *-----------------------------------------------------------------
              */
 
-            buf = (void *)malloc((size_t)(nelmts * msize));
+            buf = (void *)calloc(1, (size_t)(nelmts * msize));
             if (buf == NULL) {
                 H5TOOLS_GOTO_ERROR((-1), "malloc failed");
             } /* end if */