[PATCH v5 11/23] alpha/PCI: Add security_locked_down() check to pci_mmap_resource()
Krzysztof Wilczyński
kwilczynski at kernel.org
Wed Apr 22 05:50:42 AEST 2026
Hello,
> @@ -71,7 +72,11 @@ static int pci_mmap_resource(struct kobject *kobj,
> struct resource *res = attr->private;
> enum pci_mmap_state mmap_type;
> struct pci_bus_region bar;
> - int i;
> + int i, ret;
> +
> + ret = security_locked_down(LOCKDOWN_PCI_ACCESS);
> + if (ret)
> + return ret;
There is feedback from Sashiko about this:
https://sashiko.dev/#/patchset/20260416180107.777065-1-kwilczynski%40kernel.org?part=11
Might be something to look into later. Out of scope for this series.
Thank you!
Krzysztof
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