Fix uninitialized memory issues in packet table (HDFGroup#4271)

qkoziol · Mar 28, 2024 · 8787e7f · 8787e7f
1 parent 82442ed
commit 8787e7f
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/hl/src/H5TB.c b/hl/src/H5TB.c
@@ -2025,7 +2025,7 @@ H5TBinsert_field(hid_t loc_id, const char *dset_name, const char *field_name, hi
         goto out;
 
     /* alloc fill value attribute buffer */
-    if (NULL == (tmp_fill_buf = (unsigned char *)malloc(total_size)))
+    if (NULL == (tmp_fill_buf = (unsigned char *)calloc(1, total_size)))
         goto out;
 
     /* get the fill value attributes */

diff --git a/hl/test/test_table.c b/hl/test/test_table.c
@@ -376,6 +376,8 @@ test_table(hid_t fid, int do_write)
     field_type[3] = H5T_NATIVE_DOUBLE;
     field_type[4] = H5T_NATIVE_INT;
 
+    memset(wbufd, 0, NRECORDS * sizeof(particle_t));
+
     /*-------------------------------------------------------------------------
      *
      * Functions tested: