In case qemu process dies the "monitor.cmd" returns None which gets
passed to the "__negotiate_capabilities" and leads to unhandled
exception. Let's only check the resp in case it has a value.
Signed-off-by: Lukáš Doktor <address@hidden>
---
python/qemu/qmp.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/python/qemu/qmp.py b/python/qemu/qmp.py
index 5c8cf6a056..a3e5de718a 100644
--- a/python/qemu/qmp.py
+++ b/python/qemu/qmp.py
@@ -73,7 +73,7 @@ class QEMUMonitorProtocol(object):
raise QMPConnectError
# Greeting seems ok, negotiate capabilities
resp = self.cmd('qmp_capabilities')
- if "return" in resp:
+ if resp and "return" in resp:
return greeting
raise QMPCapabilitiesError