[PATCH 1/6] irqchip/bcm2836: Fix return check in IPI alloc
From: Adam Lackorzynski <hidden>
Date: 2021-01-02 18:18:50
Also in:
linux-gpio
Subsystem:
irqchip drivers, the rest · Maintainers:
Thomas Gleixner, Linus Torvalds
__irq_domain_alloc_irqs returns a negative error code upon failure, not only 0. Also use irq_domain_alloc_irqs to require less default arguments. Signed-off-by: Adam Lackorzynski <redacted> --- drivers/irqchip/irq-bcm2836.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/irqchip/irq-bcm2836.c b/drivers/irqchip/irq-bcm2836.c
index 5f5eb8877c41..e5878eadf90b 100644
--- a/drivers/irqchip/irq-bcm2836.c
+++ b/drivers/irqchip/irq-bcm2836.c@@ -268,11 +268,10 @@ static void __init bcm2836_arm_irqchip_smp_init(void) ipi_domain->flags |= IRQ_DOMAIN_FLAG_IPI_SINGLE; irq_domain_update_bus_token(ipi_domain, DOMAIN_BUS_IPI); - base_ipi = __irq_domain_alloc_irqs(ipi_domain, -1, BITS_PER_MBOX, - NUMA_NO_NODE, NULL, - false, NULL); + base_ipi = irq_domain_alloc_irqs(ipi_domain, BITS_PER_MBOX, + NUMA_NO_NODE, NULL); - if (WARN_ON(!base_ipi)) + if (WARN_ON(base_ipi <= 0)) return; set_smp_ipi_range(base_ipi, BITS_PER_MBOX);
--
2.30.0.rc2
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