[irqchip: irq/irqchip-fixes] irqchip/armada-370-xp: Fix return value of armada_370_xp_msi_alloc()

[irqchip-bot for Pali Rohár]

The following commit has been merged into the irq/irqchip-fixes branch of irqchip:

Commit-ID:     ce20eff57361e72878a772ef08b5239d3ae102b6
Gitweb:        https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms/ce20eff57361e72878a772ef08b5239d3ae102b6
Author:        Pali Rohár <pali@xxxxxxxxxx>
AuthorDate:    Thu, 25 Nov 2021 14:00:56 +01:00
Committer:     Marc Zyngier <maz@xxxxxxxxxx>
CommitterDate: Thu, 25 Nov 2021 16:49:38 

irqchip/armada-370-xp: Fix return value of armada_370_xp_msi_alloc()

IRQ domain alloc function should return zero on success. Non-zero value
indicates failure.

Signed-off-by: Pali Rohár <pali@xxxxxxxxxx>
Fixes: fcc392d501bd ("irqchip/armada-370-xp: Use the generic MSI infrastructure")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20211125130057.26705-1-pali@xxxxxxxxxx
---
 drivers/irqchip/irq-armada-370-xp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
index 80906bf..41ad745 100644
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -250,7 +250,7 @@ static int armada_370_xp_msi_alloc(struct irq_domain *domain, unsigned int virq,
 				    NULL, NULL);
 	}
 
-	return hwirq;
+	return 0;
 }
 
 static void armada_370_xp_msi_free(struct irq_domain *domain,