irqchip/ti-sci-intr: Fix unsigned comparison to zero

[ Upstream commit 8ddf190 ] ti_sci_intr_xlate_irq() return -ENOENT on fail, p_hwirq should be int type. Fixes: a5b659b ("irqchip/ti-sci-intr: Add support for INTR being a parent to INTR") Signed-off-by: YueHaibing <[email protected]> Signed-off-by: Marc Zyngier <[email protected]> Acked-by: Lokesh Vutla <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Sasha Levin <[email protected]>
amboar · Oct 29, 2020 · 2006ad7 · 2006ad7
1 parent e3e35a1
commit 2006ad7
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/drivers/irqchip/irq-ti-sci-intr.c b/drivers/irqchip/irq-ti-sci-intr.c
@@ -137,8 +137,8 @@ static int ti_sci_intr_alloc_parent_irq(struct irq_domain *domain,
 	struct ti_sci_intr_irq_domain *intr = domain->host_data;
 	struct device_node *parent_node;
 	struct irq_fwspec fwspec;
-	u16 out_irq, p_hwirq;
-	int err = 0;
+	int p_hwirq, err = 0;
+	u16 out_irq;
 
 	out_irq = ti_sci_get_free_resource(intr->out_irqs);
 	if (out_irq == TI_SCI_RESOURCE_NULL)