powerpc/pseries: Fix MSI-X interrupt querying

We need to increment i in the loop that queries what interrupts firmware
gave us, otherwise we'll incorrectly use the first value over and over.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c
index f15222b..4af7aa3 100644 (file)
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -199,7 +199,7 @@ static int rtas_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
 
        i = 0;
        list_for_each_entry(entry, &pdev->msi_list, list) {
-               hwirq = rtas_query_irq_number(pdn, i);
+               hwirq = rtas_query_irq_number(pdn, i++);
                if (hwirq < 0) {
                        pr_debug("rtas_msi: error (%d) getting hwirq\n", rc);
                        return hwirq;