[tip:irq/core] irqdomain: Drop pointless NULL check in virq_debug_show_one

From: tip-bot for Rasmus Villemoes
Date: Sun Nov 12 2017 - 17:33:59 EST


Commit-ID: 306eb5a38dfc1a4c8a5c910c9844da6a97f2b9a4
Gitweb: https://git.kernel.org/tip/306eb5a38dfc1a4c8a5c910c9844da6a97f2b9a4
Author: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
AuthorDate: Sun, 12 Nov 2017 22:29:03 +0100
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Sun, 12 Nov 2017 23:25:40 +0100

irqdomain: Drop pointless NULL check in virq_debug_show_one

data has been already derefenced unconditionally, so it's pointless to do a
NULL pointer check on it afterwards. Drop it.

[ tglx: Depersonify changelog. ]

Signed-off-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Link: https://lkml.kernel.org/r/20171112212904.28574-1-linux@xxxxxxxxxxxxxxxxxx

---
kernel/irq/irqdomain.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index fbbf342..4f4f600 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -921,8 +921,7 @@ static void virq_debug_show_one(struct seq_file *m, struct irq_desc *desc)
chip = irq_data_get_irq_chip(data);
seq_printf(m, "%-15s ", (chip && chip->name) ? chip->name : "none");

- seq_printf(m, data ? "0x%p " : " %p ",
- irq_data_get_irq_chip_data(data));
+ seq_printf(m, "0x%p ", irq_data_get_irq_chip_data(data));

seq_printf(m, " %c ", (desc->action && desc->action->handler) ? '*' : ' ');
direct = (irq == hwirq) && (irq < domain->revmap_direct_max_irq);