MIPS, IRQ: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc

Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
already have a pointer to corresponding irq_desc.

Signed-off-by: Jiang Liu <[email protected]>
Acked-by: Sergey Ryazanov <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Bjorn Helgaas <[email protected]>
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: H. Peter Anvin <[email protected]>
Cc: Rafael J. Wysocki <[email protected]>
Cc: Randy Dunlap <[email protected]>
Cc: Yinghai Lu <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: Aleksey Makarov <[email protected]>
Cc: David Daney <[email protected]>
Cc: Christoph Lameter <[email protected]>
Cc: John Crispin <[email protected]>
Cc: Andrew Bresticker <[email protected]>
Cc: Konrad Rzeszutek Wilk <[email protected]>
Cc: Tony Luck <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Patchwork: https://patchwork.linux-mips.org/patch/10086/
Signed-off-by: Ralf Baechle <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/mips/ralink/irq.c b/arch/mips/ralink/irq.c
index 7cf91b92e9d1..da301e0a2f1f 100644
--- a/arch/mips/ralink/irq.c
+++ b/arch/mips/ralink/irq.c
@@ -100,7 +100,7 @@ static void ralink_intc_irq_handler(unsigned int irq, struct irq_desc *desc)
 	u32 pending = rt_intc_r32(INTC_REG_STATUS0);
 
 	if (pending) {
-		struct irq_domain *domain = irq_get_handler_data(irq);
+		struct irq_domain *domain = irq_desc_get_handler_data(desc);
 		generic_handle_irq(irq_find_mapping(domain, __ffs(pending)));
 	} else {
 		spurious_interrupt();