The sysfs core now allows instances of 'struct bin_attribute' to be
moved into read-only memory. Make use of that to protect them against
accidental or malicious modifications.
Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
---
drivers/pci/p2pdma.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c
index 7abd4f546d3c071f31e622d881f5c5ac3e4de55e..0cb7e0aaba0ebdb8d0d235428a03a113cde7b390 100644
--- a/drivers/pci/p2pdma.c
+++ b/drivers/pci/p2pdma.c
@@ -161,7 +161,7 @@ static int p2pmem_alloc_mmap(struct file *filp, struct kobject *kobj,
return ret;
}
-static struct bin_attribute p2pmem_alloc_attr = {
+static const struct bin_attribute p2pmem_alloc_attr = {
.attr = { .name = "allocate", .mode = 0660 },
.mmap = p2pmem_alloc_mmap,
/*
@@ -180,14 +180,14 @@ static struct attribute *p2pmem_attrs[] = {
NULL,
};
-static struct bin_attribute *p2pmem_bin_attrs[] = {
+static const struct bin_attribute *const p2pmem_bin_attrs[] = {
&p2pmem_alloc_attr,
NULL,
};
static const struct attribute_group p2pmem_group = {
.attrs = p2pmem_attrs,
- .bin_attrs = p2pmem_bin_attrs,
+ .bin_attrs_new = p2pmem_bin_attrs,
.name = "p2pmem",
};
--
2.47.1
