[patch 17/30] NTB/msi: Use irq_has_action()

[Thomas Gleixner]

Use the proper core function.

Signed-off-by: Thomas Gleixner <tglx at linutronix.de>
Cc: Jon Mason <jdmason at kudzu.us>
Cc: Dave Jiang <dave.jiang at intel.com>
Cc: Allen Hubbe <allenbh at gmail.com>
Cc: linux-ntb at googlegroups.com
---
 drivers/ntb/msi.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

--- a/drivers/ntb/msi.c
+++ b/drivers/ntb/msi.c
@@ -282,15 +282,13 @@ int ntbm_msi_request_threaded_irq(struct
 				  struct ntb_msi_desc *msi_desc)
 {
 	struct msi_desc *entry;
-	struct irq_desc *desc;
 	int ret;
 
 	if (!ntb->msi)
 		return -EINVAL;
 
 	for_each_pci_msi_entry(entry, ntb->pdev) {
-		desc = irq_to_desc(entry->irq);
-		if (desc->action)
+		if (irq_has_action(entry->irq))
 			continue;
 
 		ret = devm_request_threaded_irq(&ntb->dev, entry->irq, handler,