From 1d7b99d95ada48c916c72a5fee504bdf14007af5 Mon Sep 17 00:00:00 2001
From: Giuseppe Scrivano <gscrivan@redhat.com>
Date: Mon, 9 Dec 2019 11:05:47 +0100
Subject: [PATCH] fuse-overlayfs: fix some warnings reported by clang

Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
---
 main.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/main.c b/main.c
index b1bdfa4..43b4a66 100644
--- a/main.c
+++ b/main.c
@@ -1067,12 +1067,19 @@ make_whiteout_node (const char *path, const char *name)
 
   new_name = strdup (name);
   if (new_name == NULL)
+    {
+      free (ret);
       return NULL;
+    }
   node_set_name (ret, new_name);
 
   ret->path = strdup (path);
   if (ret->path == NULL)
-    return NULL;
+    {
+      free (new_name);
+      free (ret);
+      return NULL;
+    }
 
   ret->whiteout = 1;
   ret->ino = &dummy_ino;
@@ -4588,6 +4595,11 @@ do_fsync (fuse_req_t req, fuse_ino_t ino, int datasync, int fd)
   l = enter_big_lock ();
 
   node = do_lookup_file (lo, ino, NULL);
+  if (node == NULL)
+    {
+      fuse_reply_err (req, ENOENT);
+      return;
+    }
 
   /* Skip fsync for lower layers.  */
   do_fsync = node && node->layer == get_upper_layer (lo);