linux-kernel - [tip: irq/core] net: hamradio: scc: Switch to irq_get_nr

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

Message-ID: <172910905883.1442.10437903381497971673.tip-bot2@tip-bot2>
Date: Wed, 16 Oct 2024 20:04:18 -0000
From: "tip-bot2 for Bart Van Assche" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Bart Van Assche <bvanassche@....org>, Thomas Gleixner <tglx@...utronix.de>,
 x86@...nel.org, linux-kernel@...r.kernel.org, maz@...nel.org
Subject: [tip: irq/core] net: hamradio: scc: Switch to irq_get_nr_irqs()

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

Commit-ID:     4e69f13167f5618b5d487aa88db4800d0934a994
Gitweb:        https://git.kernel.org/tip/4e69f13167f5618b5d487aa88db4800d0934a994
Author:        Bart Van Assche <bvanassche@....org>
AuthorDate:    Tue, 15 Oct 2024 12:09:41 -07:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Wed, 16 Oct 2024 21:56:57 +02:00

net: hamradio: scc: Switch to irq_get_nr_irqs()

Use the irq_get_nr_irqs() function instead of the global variable
'nr_irqs'. Prepare for changing 'nr_irqs' from an exported global
variable into a variable with file scope.

Signed-off-by: Bart Van Assche <bvanassche@....org>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/all/20241015190953.1266194-11-bvanassche@acm.org

---
 drivers/net/hamradio/scc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c
index a9184a7..c71e522 100644
--- a/drivers/net/hamradio/scc.c
+++ b/drivers/net/hamradio/scc.c
@@ -1460,6 +1460,7 @@ scc_start_calibrate(struct scc_channel *scc, int duration, unsigned char pattern
 
 static void z8530_init(void)
 {
+	const unsigned int nr_irqs = irq_get_nr_irqs();
 	struct scc_channel *scc;
 	int chip, k;
 	unsigned long flags;
@@ -1735,7 +1736,7 @@ static int scc_net_siocdevprivate(struct net_device *dev,
 
 			if (hwcfg.irq == 2) hwcfg.irq = 9;
 
-			if (hwcfg.irq < 0 || hwcfg.irq >= nr_irqs)
+			if (hwcfg.irq < 0 || hwcfg.irq >= irq_get_nr_irqs())
 				return -EINVAL;
 				
 			if (!Ivec[hwcfg.irq].used && hwcfg.irq)
@@ -2117,6 +2118,7 @@ static int __init scc_init_driver (void)
 
 static void __exit scc_cleanup_driver(void)
 {
+	const unsigned int nr_irqs = irq_get_nr_irqs();
 	io_port ctrl;
 	int k;
 	struct scc_channel *scc;