[PATCH 2/7] irqchip/gic-v5: Check for NULL LPI domain on domain teardown

[Lorenzo Pieralisi]

In gicv5_free_lpi_domain() the LPI domain being freed can be NULL.

Check it and return before trying to free it if it is.

Fixes: 0f0101325876 ("irqchip/gic-v5: Add GICv5 LPI/IPI support")
Signed-off-by: Lorenzo Pieralisi <lpieralisi at kernel.org>
Cc: Thomas Gleixner <tglx at kernel.org>
Cc: Marc Zyngier <maz at kernel.org>
Link: https://sashiko.dev/#/message/20260810104747.E5CE71F000E9%40smtp.kernel.org
---
 drivers/irqchip/irq-gic-v5.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/irqchip/irq-gic-v5.c b/drivers/irqchip/irq-gic-v5.c
index 6a99c541b559..a7fae93e993e 100644
--- a/drivers/irqchip/irq-gic-v5.c
+++ b/drivers/irqchip/irq-gic-v5.c
@@ -862,6 +862,9 @@ void __init gicv5_init_lpi_domain(void)
 
 void __init gicv5_free_lpi_domain(void)
 {
+	if (!gicv5_global_data.lpi_domain)
+		return;
+
 	irq_domain_remove(gicv5_global_data.lpi_domain);
 	gicv5_global_data.lpi_domain = NULL;
 }

-- 
2.53.0