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qemuDomainGetGuestInfo: don't assign NULL hostname

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Don't rely on error check and assign hostname only when non-NULL.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2020-03-13 08:57:25 +01:00
parent 4a39b25c81
commit 530ac28861
1 changed files with 6 additions and 6 deletions

12
src/qemu/qemu_driver.c

@ -22967,14 +22967,14 @@ qemuDomainGetGuestInfo(virDomainPtr dom,
}
if (supportedTypes & VIR_DOMAIN_GUEST_INFO_HOSTNAME) {
rc = qemuAgentGetHostname(agent, &hostname);
if (rc < 0 && !(rc == -2 && types == 0)) {
if (rc < 0 && !(rc == -2 && types == 0))
goto exitagent;
} else {
if (virTypedParamsAddString(params, nparams, &maxparams, "hostname",
hostname) < 0)
goto exitagent;
}
}
if (hostname &&
virTypedParamsAddString(params, nparams, &maxparams, "hostname", hostname) < 0)
goto exitagent;
if (supportedTypes & VIR_DOMAIN_GUEST_INFO_FILESYSTEM) {
rc = qemuAgentGetFSInfo(agent, &agentfsinfo);
if (rc < 0) {