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qemu: Validate arg in qemuAgentErrorComandUnsupported()

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Coverity noted that 'reply' can be NULL after calling
qemuAgentCommand().  Avoid dereferencing reply in
qemuAgentErrorComandUnsupported() in that case.

Signed-off-by: Jonathon Jongsma <jjongsma@redhat.com>
This commit is contained in:
Jonathon Jongsma 2019-08-30 11:09:09 -05:00 committed by John Ferlan
parent 9a99b01f8d
commit be9d259ebc
1 changed files with 6 additions and 1 deletions
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7
src/qemu/qemu_agent.c
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@ -1005,7 +1005,12 @@ static bool
qemuAgentErrorCommandUnsupported(virJSONValuePtr reply)
{
const char *klass;
virJSONValuePtr error = virJSONValueObjectGet(reply, "error");
virJSONValuePtr error;
if (!reply)
return false;
error = virJSONValueObjectGet(reply, "error");
if (!error)
return false;