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Fix a crash when docker start command is None

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Ref #550
This commit is contained in:
Julien Duponchelle 2016-05-31 16:32:12 +02:00
parent 009ffcb4ef
commit 6f7b06e66f
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GPG Key ID: CE8B29639E07F5E8
1 changed files with 3 additions and 2 deletions
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5
gns3server/modules/docker/docker_vm.py
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@ -129,8 +129,9 @@ class DockerVM(BaseVM):
@start_command.setter
def start_command(self, command):
command = command.strip()
if len(command) == 0:
if command:
command = command.strip()
if command is None or len(command) == 0:
self._start_command = None
else:
self._start_command = command