[PATCH 4/7] irqchip/gic-v5: Fix gicv5_init_common() error paths

[Lorenzo Pieralisi]

Current code fails to disable interrupts on gicv5_starting_cpu() failure
and to set the handle_arch_irq pointer to NULL if gicv5_irs_enable() fails.

Update the respective error paths to fix them.

Fixes: 7ec80fb3f025 ("irqchip/gic-v5: Add GICv5 PPI support")
Signed-off-by: Lorenzo Pieralisi <lpieralisi at kernel.org>
Cc: Thomas Gleixner <tglx at kernel.org>
Cc: Marc Zyngier <maz at kernel.org>
---
 drivers/irqchip/irq-gic-v5.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/irqchip/irq-gic-v5.c b/drivers/irqchip/irq-gic-v5.c
index a7fae93e993e..4f5d1eebb4fa 100644
--- a/drivers/irqchip/irq-gic-v5.c
+++ b/drivers/irqchip/irq-gic-v5.c
@@ -1174,7 +1174,7 @@ static int __init gicv5_init_common(struct fwnode_handle *parent_domain)
 
 	ret = gicv5_starting_cpu(smp_processor_id());
 	if (ret)
-		goto out_dom;
+		goto out_int;
 
 	ret = set_handle_irq(gicv5_handle_irq);
 	if (ret)
@@ -1182,16 +1182,17 @@ static int __init gicv5_init_common(struct fwnode_handle *parent_domain)
 
 	ret = gicv5_irs_enable();
 	if (ret)
-		goto out_int;
+		goto out_handle;
 
 	gicv5_smp_init();
 
 	gicv5_irs_its_probe();
 	return 0;
 
+out_handle:
+	set_handle_irq(NULL);
 out_int:
 	gicv5_cpu_disable_interrupts();
-out_dom:
 	gicv5_free_domains();
 	return ret;
 }

-- 
2.53.0