[patch 01/39] PCI/MSI: Check for MSI enabled in __pci_msix_enable()

[Jason Gunthorpe]

On Fri, Nov 11, 2022 at 02:54:15PM +0100, Thomas Gleixner wrote:
> PCI/MSI and PCI/MSI-X are mutually exclusive, but the MSI-X enable code
> lacks a check for already enabled MSI.
> 
> Signed-off-by: Thomas Gleixner <tglx at linutronix.de>
> ---
>  drivers/pci/msi/msi.c |    5 +++++
>  1 file changed, 5 insertions(+)

Reviewed-by: Jason Gunthorpe <jgg at nvidia.com>

Jason