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irqdomain: Use IS_ERR_OR_NULL() in irq_domain_trim_hierarchy()

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Use IS_ERR_OR_NULL() instead of open-coding a NULL and a error pointer
check.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20240828122724.3697447-1-lihongbo22@huawei.com
This commit is contained in:
Hongbo Li 2024-08-28 20:27:24 +08:00 committed by Thomas Gleixner
parent bf1e0fb69a
commit 4609c6eab6
1 changed files with 1 additions and 1 deletions
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2
kernel/irq/irqdomain.c
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@ -1403,7 +1403,7 @@ static int irq_domain_trim_hierarchy(unsigned int virq)
tail = NULL;
/* The first entry must have a valid irqchip */
if (!irq_data->chip || IS_ERR(irq_data->chip))
if (IS_ERR_OR_NULL(irq_data->chip))
return -EINVAL;
/*