linux-kernel - [tip: irq/core] irqchip/ixp4xx: Register the base PA instead of its VA in fwnode

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:   Fri, 06 Sep 2019 11:08:17 -0000
From:   "tip-bot2 for Marc Zyngier" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>, Ingo Molnar <mingo@...nel.org>,
        Borislav Petkov <bp@...en8.de>, linux-kernel@...r.kernel.org
Subject: [tip: irq/core] irqchip/ixp4xx: Register the base PA instead of its
 VA in fwnode

The following commit has been merged into the irq/core branch of tip:

Commit-ID:     9adc54d4e8c56ed5851bb51314ffcbaebdfbf17e
Gitweb:        https://git.kernel.org/tip/9adc54d4e8c56ed5851bb51314ffcbaebdfbf17e
Author:        Marc Zyngier <maz@...nel.org>
AuthorDate:    Wed, 31 Jul 2019 16:13:42 +01:00
Committer:     Marc Zyngier <maz@...nel.org>
CommitterDate: Wed, 07 Aug 2019 14:24:41 +01:00

irqchip/ixp4xx: Register the base PA instead of its VA in fwnode

Do not expose the base VA (it appears in debugfs). Instead,
record the PA, which at least can be used to precisely identify
the associated irqchip and domain.

Acked-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Marc Zyngier <maz@...nel.org>
---
 drivers/irqchip/irq-ixp4xx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-ixp4xx.c b/drivers/irqchip/irq-ixp4xx.c
index 6751c35..37e0749 100644
--- a/drivers/irqchip/irq-ixp4xx.c
+++ b/drivers/irqchip/irq-ixp4xx.c
@@ -319,7 +319,7 @@ void __init ixp4xx_irq_init(resource_size_t irqbase,
 		pr_crit("IXP4XX: could not ioremap interrupt controller\n");
 		return;
 	}
-	fwnode = irq_domain_alloc_fwnode(base);
+	fwnode = irq_domain_alloc_fwnode(&irqbase);
 	if (!fwnode) {
 		pr_crit("IXP4XX: no domain handle\n");
 		return;