ignore EACCES errors for top level directories in ngx_create_full_path()
diff --git a/src/core/ngx_file.c b/src/core/ngx_file.c
index b93a209..54adf34 100644
--- a/src/core/ngx_file.c
+++ b/src/core/ngx_file.c
@@ -183,6 +183,8 @@
     u_char     *p, ch;
     ngx_err_t   err;
 
+    err = 0;
+
 #if (NGX_WIN32)
     p = dir + 3;
 #else
@@ -200,7 +202,14 @@
 
         if (ngx_create_dir(dir, access) == NGX_FILE_ERROR) {
             err = ngx_errno;
-            if (err != NGX_EEXIST) {
+
+            switch (err) {
+            case NGX_EEXIST:
+                err = 0;
+            case NGX_EACCES:
+                break;
+
+            default:
                 return err;
             }
         }
@@ -208,7 +217,7 @@
         *p = '/';
     }
 
-    return 0;
+    return err;
 }