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| author |   Thomas Weißschuh <linux@weissschuh.net> | 2024-12-02 20:02:59 +0100 |
|---|---|---|
| committer |   Bjorn Helgaas <bhelgaas@google.com> | 2024-12-03 15:29:59 -0600 |
| commit | 35fdb302caab92f7ee998ff428b0f41c2c3a45f7 (patch) | |
| tree | 1a37016348f1e3be943a7c3e563ba02f630a24c9 | |
| parent | PCI/VPD: Constify 'struct bin_attribute' (diff) | |
| download | wireguard-linux-35fdb302caab92f7ee998ff428b0f41c2c3a45f7.tar.xz wireguard-linux-35fdb302caab92f7ee998ff428b0f41c2c3a45f7.zip | |
PCI/P2PDMA: Constify 'struct bin_attribute'
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.
Link: https://lore.kernel.org/r/20241202-sysfs-const-bin_attr-pci-v1-3-c32360f495a7@weissschuh.net
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/pci/p2pdma.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c index 7abd4f546d3c..0cb7e0aaba0e 100644 --- a/drivers/pci/p2pdma.c +++ b/drivers/pci/p2pdma.c @@ -161,7 +161,7 @@ out: 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", }; |