From 207e0a6eee67cb7f3bde582c4f68ee3285f2f5ba Mon Sep 17 00:00:00 2001
From: Brandon Schneider <brandon@ixsystems.com>
Date: Mon, 13 May 2019 16:12:03 -0500
Subject: [PATCH] Do not test len of None (#923)

NAS-101531

Signed-off-by: Brandon Schneider <brandon@ixsystems.com>
---
 iocage_lib/ioc_fstab.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/iocage_lib/ioc_fstab.py b/iocage_lib/ioc_fstab.py
index 22c8c2b10..0be050887 100644
--- a/iocage_lib/ioc_fstab.py
+++ b/iocage_lib/ioc_fstab.py
@@ -463,6 +463,9 @@ def __fstab_encode__(self, _string):
 
         Example: ' ' -> \040
         """
+        if _string is None:
+            return _string
+
         result = ctypes.create_string_buffer(len(_string) * 4 + 1)
         self.libc.strvis(
             result, _string.encode(), 0x4 | 0x8 | 0x10 | 0x2000 | 0x8000
@@ -476,6 +479,9 @@ def __fstab_decode__(self, _string):
 
         Example: \040 -> ' '
         """
+        if _string is None:
+            return _string
+
         result = ctypes.create_string_buffer(len(_string) * 4 + 1)
         self.libc.strunvis(
             result, _string.encode(), 0x4 | 0x8 | 0x10 | 0x2000 | 0x8000