Merge tag 'irqchip-fixes-5.17-2' of git://git.kernel.org/pub/scm/linux/kernel/git...

Pull irqchip fixes from Marc Zyngier:

 - Don't register a hotplug notifier on GICv3 systems that advertise
   LPI support, but have no ITS to make use of it

 - Add missing DT matching for the thead,c900-plic variant of the
   SiFive PLIC

Link: https://lore.kernel.org/r/20220211110038.1179155-1-maz@kernel.org

diff --git a/drivers/pci/msi/msi.c b/drivers/pci/msi/msi.c
index c19c7ca..9037a78 100644 (file)
--- a/drivers/pci/msi/msi.c
+++ b/drivers/pci/msi/msi.c
@@ -1111,7 +1111,8 @@ const struct cpumask *pci_irq_get_affinity(struct pci_dev *dev, int nr)
        if (!desc)
                return cpu_possible_mask;
 
-       if (WARN_ON_ONCE(!desc->affinity))
+       /* MSI[X] interrupts can be allocated without affinity descriptor */
+       if (!desc->affinity)
                return NULL;
 
        /*