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-rw-r--r--src/leap/base/checks.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/leap/base/checks.py b/src/leap/base/checks.py
index 587012fb..e5767018 100644
--- a/src/leap/base/checks.py
+++ b/src/leap/base/checks.py
@@ -152,8 +152,10 @@ class LeapNetworkChecker(object):
@type error_matrix: tuples strings and call backs
"""
for line in log:
+ # we could compile a regex here to save some cycles up -- kali
for each in error_matrix:
error, callbacks = each
if error in line:
for cb in callbacks:
- cb()
+ if callable(cb):
+ cb()