diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 2280b7edb41f..dac780597727 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -1596,6 +1596,9 @@ static ssize_t __resource_resize_store(struct device *dev, int n,
 	int ret;
 	u16 cmd;
 
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+
 	if (kstrtoul(buf, 0, &size) < 0)
 		return -EINVAL;