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net: hamradio: scc: Switch to irq_get_nr_irqs()

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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@acm.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20241015190953.1266194-11-bvanassche@acm.org
This commit is contained in:
Bart Van Assche 2024-10-15 12:09:41 -07:00 committed by Thomas Gleixner
parent bc6e6f07eb
commit 4e69f13167
1 changed files with 3 additions and 1 deletions
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4
drivers/net/hamradio/scc.c
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@ -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;