main: fix memory leak when creating a whiteout

Closes: #222 Signed-off-by: Giuseppe Scrivano <[email protected]>
containers · Jun 29, 2020 · 2b8dff3 · 2b8dff3
1 parent 87a850d
commit 2b8dff3
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/main.c b/main.c
@@ -166,6 +166,8 @@ static bool disable_ovl_whiteout;
 static uid_t overflow_uid;
 static gid_t overflow_gid;
 
+static struct ovl_ino dummy_ino;
+
 static double
 get_timeout (struct ovl_data *lo)
 {
@@ -747,7 +749,7 @@ node_free (void *p)
       n->parent = NULL;
     }
 
-  if (n->ino || n->node_lookups > 0)
+  if ((n->ino && n->ino != &dummy_ino) || n->node_lookups > 0)
     return;
 
   if (n->children)
@@ -1082,8 +1084,6 @@ node_set_name (struct ovl_node *node, char *name)
     node->name_hash = hash_string (name, SIZE_MAX);
 }
 
-static struct ovl_ino dummy_ino;
-
 static struct ovl_node *
 make_whiteout_node (const char *path, const char *name)
 {