[patch 08/22] PCI/sysfs: Use pci_irq_vector()

From: Thomas Gleixner
Date: Fri Nov 26 2021 - 20:21:06 EST


instead of fiddling with msi descriptors.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
drivers/pci/pci-sysfs.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -62,11 +62,8 @@ static ssize_t irq_show(struct device *d
* For MSI, show the first MSI IRQ; for all other cases including
* MSI-X, show the legacy INTx IRQ.
*/
- if (pdev->msi_enabled) {
- struct msi_desc *desc = first_pci_msi_entry(pdev);
-
- return sysfs_emit(buf, "%u\n", desc->irq);
- }
+ if (pdev->msi_enabled)
+ return sysfs_emit(buf, "%u\n", pci_irq_vector(pdev, 0));
#endif

return sysfs_emit(buf, "%u\n", pdev->irq);