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authorThomas Gleixner <tglx@linutronix.de>2017-07-07 09:57:57 +0300
committerThomas Gleixner <tglx@linutronix.de>2017-07-07 09:57:57 +0300
commitf610c9d68b1a47f539b7764f4b5ce07d32fb9ae1 (patch)
treec13fa2b1033f82f8d155ac4fb55fd4dedaa2319b
parentc80081b9209713e0fe86d3def395a9fc66503c58 (diff)
downloadlinux-f610c9d68b1a47f539b7764f4b5ce07d32fb9ae1.tar.xz
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>
-rw-r--r--kernel/irq/irqdomain.c3
1 files changed, 1 insertions, 2 deletions
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)