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| author | Bart Van Assche <bvanassche@acm.org> | 2024-10-15 12:09:41 -0700 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2024-10-16 21:56:57 +0200 |
| commit | 4e69f13167f5618b5d487aa88db4800d0934a994 (patch) | |
| tree | c4ecf7ca084e007e7d6939654757f81a832675f6 | |
| parent | bc6e6f07ebeda52e9cd515a11f62c6a6abb6f50a (diff) | |
| download | lwn-4e69f13167f5618b5d487aa88db4800d0934a994.tar.gz lwn-4e69f13167f5618b5d487aa88db4800d0934a994.zip | |
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@acm.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20241015190953.1266194-11-bvanassche@acm.org
| -rw-r--r-- | drivers/net/hamradio/scc.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c index a9184a78650b..c71e52249289 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; |