From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 7 Jul 2017 06:57:57 +0000 (+0200)
Subject: genirq/debugfs: Remove redundant NULL pointer check
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f610c9d68b1a47f539b7764f4b5ce07d32fb9ae1;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

genirq/debugfs: Remove redundant NULL pointer check

debugfs_remove() can be called with a NULL pointer.

Fixes: 087cdfb662ae5 ("genirq/debugfs: Add proper debugfs interface")
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---

diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 14fe862aa2e3..ed47688b8e79 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -1667,8 +1667,7 @@ static void debugfs_add_domain_dir(struct irq_domain *d)
 
 static void debugfs_remove_domain_dir(struct irq_domain *d)
 {
-	if (d->debugfs_file)
-		debugfs_remove(d->debugfs_file);
+	debugfs_remove(d->debugfs_file);
 }
 
 void __init irq_domain_debugfs_init(struct dentry *root)