linux-kernel - [tip: irq/core] irqdomain: Use IS_ERR_OR_NULL() in irq_domain_trim

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Message-ID: <172494277702.2215.13037320585005222364.tip-bot2@tip-bot2>
Date: Thu, 29 Aug 2024 14:46:17 -0000
From: "tip-bot2 for Hongbo Li" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Hongbo Li <lihongbo22@...wei.com>, Thomas Gleixner <tglx@...utronix.de>,
 x86@...nel.org, linux-kernel@...r.kernel.org, maz@...nel.org
Subject: [tip: irq/core] irqdomain: Use IS_ERR_OR_NULL() in
 irq_domain_trim_hierarchy()

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

Commit-ID:     4609c6eab67bb1785a5337ddafb5c74c796bcd35
Gitweb:        https://git.kernel.org/tip/4609c6eab67bb1785a5337ddafb5c74c796bcd35
Author:        Hongbo Li <lihongbo22@...wei.com>
AuthorDate:    Wed, 28 Aug 2024 20:27:24 +08:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Thu, 29 Aug 2024 16:42:07 +02:00

irqdomain: Use IS_ERR_OR_NULL() in irq_domain_trim_hierarchy()

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

Signed-off-by: Hongbo Li <lihongbo22@...wei.com>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/all/20240828122724.3697447-1-lihongbo22@huawei.com

---
 kernel/irq/irqdomain.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 5df8780..e0bff21 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -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;
 
 	/*