There is no reason to care about irq_desc in that context, escpecially
as irq_data for that interrupt is retrieved as well.
Use the proper accessor for the msi descriptor
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Cc: Jingoo Han <jg1.han@xxxxxxxxxxx>
Cc: Mohit Kumar <mohit.kumar@xxxxxx>
Cc: pci <linux-pci@xxxxxxxxxxxxxxx>
---
drivers/pci/host/pcie-designware.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
Index: tip/drivers/pci/host/pcie-designware.c
===================================================================
--- tip.orig/drivers/pci/host/pcie-designware.c
+++ tip/drivers/pci/host/pcie-designware.c
@@ -294,14 +294,12 @@ no_valid_irq:
static void clear_irq(unsigned int irq)
{
unsigned int pos, nvec;
- struct irq_desc *desc;
struct msi_desc *msi;
struct pcie_port *pp;
struct irq_data *data = irq_get_irq_data(irq);
/* get the port structure */
- desc = irq_to_desc(irq);
- msi = irq_desc_get_msi_desc(desc);
+ msi = irq_data_get_msi(data);
pp = sys_to_pcie(msi->dev->bus->sysdata);
if (!pp) {
BUG();
--
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