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-rw-r--r--tools/networkcard.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/networkcard.py b/tools/networkcard.py
index 2cd296fb..758010d2 100644
--- a/tools/networkcard.py
+++ b/tools/networkcard.py
@@ -191,7 +191,7 @@ def get_mac(pci_handle):
"""
mac_path = glob.glob(os.path.join(_PCI_DIR, _PCI_NET, '*', 'address').format(pci_handle))
# kernel driver is loaded and MAC can be read
- if len(mac_path) and os.path.isfile(mac_path[0]):
+ if mac_path and os.path.isfile(mac_path[0]):
with open(mac_path[0], 'r') as _file:
return _file.readline().rstrip('\n')