linux-kernel - [PATCH 2/2] genirq: Use is_fwnode

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Date:   Thu, 6 Jul 2017 12:35:32 +0800
From:   Hanjun Guo <guohanjun@...wei.com>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <marc.zyngier@....com>
CC:     <linux-kernel@...r.kernel.org>, Ma Jun <majun258@...wei.com>,
        "Agustin Vega-Frias" <agustinv@...eaurora.org>,
        John Garry <john.garry@...wei.com>,
        Hanjun Guo <hanjun.guo@...aro.org>
Subject: [PATCH 2/2] genirq: Use is_fwnode_irqchip() directly

From: Hanjun Guo <hanjun.guo@...aro.org>

is_fwnode_irqchip() already check fwnode is NULL or not,
just use is_fwnode_irqchip() directly.

Signed-off-by: Hanjun Guo <hanjun.guo@...aro.org>
---
 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 1bc38fa..14a21a3 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -137,7 +137,7 @@ struct irq_domain *__irq_domain_add(struct fwnode_handle *fwnode, int size,
 	if (WARN_ON(!domain))
 		return NULL;
 
-	if (fwnode && is_fwnode_irqchip(fwnode)) {
+	if (is_fwnode_irqchip(fwnode)) {
 		fwid = container_of(fwnode, struct irqchip_fwid, fwnode);
 
 		switch (fwid->type) {
-- 
1.7.12.4