providers:checkbox: fix crash when starting 'network' without argumentsplainbox-provider-checkbox-v0.10c1

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com> 

1 files changed, 4 insertions, 2 deletions

diff --git a/bin/network b/bin/network
index dfdcb3b..9c43018 100755
--- a/bin/network
+++ b/bin/network
@@ -718,8 +718,10 @@ TEST_TARGET_IPERF = iperf-server.example.com
 info_parser.set_defaults(func=interface_info)
 
 args = parser.parse_args()
-
- return args.func(args)
+ if 'func' not in args:
+ parser.print_help()
+ else:
+ return args.func(args)
 
 
 if __name__ == "__main__":