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[PATCH] python: Treat None-return of greeting cmd
From: |
Lukáš Doktor |
Subject: |
[PATCH] python: Treat None-return of greeting cmd |
Date: |
Mon, 20 Jan 2020 08:12:02 +0100 |
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
--
2.21.0
- [PATCH] python: Treat None-return of greeting cmd,
Lukáš Doktor <=