From: Peter Krempa <pkrempa@redhat.com> Having a name of 0 characters makes no sense. Reject it. Signed-off-by: Peter Krempa <pkrempa@redhat.com> --- src/qemu/qemu_driver.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c index 3f154969b8..bed60d1ca7 100644 --- a/src/qemu/qemu_driver.c +++ b/src/qemu/qemu_driver.c @@ -20354,6 +20354,12 @@ qemuDomainSetThrottleGroup(virDomainPtr dom, virCheckFlags(VIR_DOMAIN_AFFECT_LIVE | VIR_DOMAIN_AFFECT_CONFIG, -1); + if (strlen(groupname) == 0) { + virReportError(VIR_ERR_INVALID_ARG, "%s", + _("'groupname' parameter string must have non-zero length")); + return -1; + } + if (qemuDomainValidateBlockIoTune(params, nparams) < 0) return -1; -- 2.52.0