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-rw-r--r--lib/puppet/parser/functions/has_interface_with.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/puppet/parser/functions/has_interface_with.rb b/lib/puppet/parser/functions/has_interface_with.rb
index 7f150a7..927b0df 100644
--- a/lib/puppet/parser/functions/has_interface_with.rb
+++ b/lib/puppet/parser/functions/has_interface_with.rb
@@ -25,7 +25,7 @@ has_interface_with("lo") => true
interfaces = lookupvar('interfaces')
# If we do not have any interfaces, then there are no requested attributes
- return false if (interfaces == :undefined)
+ return false if (interfaces == :undefined || interfaces.nil?)
interfaces = interfaces.split(',')