[PATCH 3/5] pylibfdt: Fix comparison of return value.

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From: Lumir Balhar <lbalhar@xxxxxxxxxx>

In Python 2, an empty list is always higher than zero but in
Python 3 these types cannot be compared.

Signed-off-by: Lumir Balhar <lbalhar@xxxxxxxxxx>
---
 pylibfdt/libfdt.i | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pylibfdt/libfdt.i b/pylibfdt/libfdt.i
index 88d443d..9c0dcdc 100644
--- a/pylibfdt/libfdt.i
+++ b/pylibfdt/libfdt.i
@@ -124,7 +124,7 @@ def check_err(val, quiet=()):
     Raises
         FdtException if val < 0
     """
-    if val < 0:
+    if isinstance(val, int) and val < 0:
         if -val not in quiet:
             raise FdtException(val)
     return val
-- 
2.17.1

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