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spapr: Add return value to spapr_irq_check() 

Explicitly return success or failure, rather than just relying on the
Error ** parameter.  This makes handling it less verbose in the caller.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
master
David Gibson 2019-09-30 12:20:47 +10:00
parent ca62823b79
commit 0a3fd3df6f
1 changed files with 7 additions and 8 deletions
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15
hw/ppc/spapr_irq.c
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@ -529,7 +529,7 @@ SpaprIrq spapr_irq_dual = {
};
static void spapr_irq_check(SpaprMachineState *spapr, Error **errp)
static int spapr_irq_check(SpaprMachineState *spapr, Error **errp)
{
MachineState *machine = MACHINE(spapr);
@ -545,7 +545,7 @@ static void spapr_irq_check(SpaprMachineState *spapr, Error **errp)
*/
if (spapr->irq == &spapr_irq_dual) {
spapr->irq = &spapr_irq_xics;
return;
return 0;
}
/*
@ -565,7 +565,7 @@ static void spapr_irq_check(SpaprMachineState *spapr, Error **errp)
*/
if (spapr->irq == &spapr_irq_xive) {
error_setg(errp, "XIVE-only machines require a POWER9 CPU");
return;
return -1;
}
}
@ -579,8 +579,10 @@ static void spapr_irq_check(SpaprMachineState *spapr, Error **errp)
machine_kernel_irqchip_required(machine) &&
xics_kvm_has_broken_disconnect(spapr)) {
error_setg(errp, "KVM is too old to support ic-mode=dual,kernel-irqchip=on");
return;
return -1;
}
return 0;
}
/*
@ -589,7 +591,6 @@ static void spapr_irq_check(SpaprMachineState *spapr, Error **errp)
void spapr_irq_init(SpaprMachineState *spapr, Error **errp)
{
MachineState *machine = MACHINE(spapr);
Error *local_err = NULL;
if (machine_kernel_irqchip_split(machine)) {
error_setg(errp, "kernel_irqchip split mode not supported on pseries");
@ -602,9 +603,7 @@ void spapr_irq_init(SpaprMachineState *spapr, Error **errp)
return;
}
spapr_irq_check(spapr, &local_err);
if (local_err) {
error_propagate(errp, local_err);
if (spapr_irq_check(spapr, errp) < 0) {
return;
}