4.7-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Thomas Gleixner <t...@linutronix.de>

commit 4364e1a29be16b2783c0bcbc263f61236af64281 upstream.

virq is not required to be the same for all msi descs. Use the base irq number
from the desc in the debug printk.

Reported-by: Ingo Molnar <mi...@kernel.org>
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>

---
 kernel/irq/msi.c |    1 +
 1 file changed, 1 insertion(+)

--- a/kernel/irq/msi.c
+++ b/kernel/irq/msi.c
@@ -352,6 +352,7 @@ int msi_domain_alloc_irqs(struct irq_dom
                ops->msi_finish(&arg, 0);
 
        for_each_msi_entry(desc, dev) {
+               virq = desc->irq;
                if (desc->nvec_used == 1)
                        dev_dbg(dev, "irq %d for MSI\n", virq);
                else


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