[PATCH] irqdomain: drop pointless NULL check in virq_debug_show_one

From: Rasmus Villemoes
Date: Sun Nov 12 2017 - 16:29:42 EST


We've already done data->irq and data->hwirq, and also unconditionally
dereference data in the irq_data_get_irq_chip_data() call.

Signed-off-by: Rasmus Villemoes <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 ac4644e92b49..8aba7b4a2a91 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);
--
2.11.0