diff options
| -rw-r--r-- | arch/alpha/kernel/pci-sysfs.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c index 3048758304b5..2324720c3e83 100644 --- a/arch/alpha/kernel/pci-sysfs.c +++ b/arch/alpha/kernel/pci-sysfs.c @@ -11,6 +11,7 @@ */ #include <linux/sched.h> +#include <linux/security.h> #include <linux/stat.h> #include <linux/slab.h> #include <linux/pci.h> @@ -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; for (i = 0; i < PCI_STD_NUM_BARS; i++) if (res == &pdev->resource[i]) |