linux-kernel - [PATCH 3/3] MIPS: pci-ar2315: Constify static irq_domain

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Message-Id: <20220207211816.57860-4-rikard.falkeborn@gmail.com>
Date:   Mon,  7 Feb 2022 22:18:16 +0100
From:   Rikard Falkeborn <rikard.falkeborn@...il.com>
To:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>
Cc:     Marc Zyngier <maz@...nel.org>, Mark Rutland <mark.rutland@....com>,
        linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        Rikard Falkeborn <rikard.falkeborn@...il.com>
Subject: [PATCH 3/3] MIPS: pci-ar2315: Constify static irq_domain_ops

The only usage of ar2315_pci_irq_domain_ops is to pass its address to
irq_domain_add_linear() which takes a pointer to const struct
irq_domain_ops. Make it const to allow the compiler to put it in
read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
---
 arch/mips/pci/pci-ar2315.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/mips/pci/pci-ar2315.c b/arch/mips/pci/pci-ar2315.c
index 9a4bfb4e63e3..30e0922f4cea 100644
--- a/arch/mips/pci/pci-ar2315.c
+++ b/arch/mips/pci/pci-ar2315.c
@@ -384,7 +384,7 @@ static int ar2315_pci_irq_map(struct irq_domain *d, unsigned irq,
 	return 0;
 }
 
-static struct irq_domain_ops ar2315_pci_irq_domain_ops = {
+static const struct irq_domain_ops ar2315_pci_irq_domain_ops = {
 	.map = ar2315_pci_irq_map,
 };
 
-- 
2.35.1