efi/mokvar: Use const 'struct bin_attribute' callback

The sysfs core now provides callback variants that explicitly take a
const pointer. Use them so the non-const variants can be removed.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20241215-sysfs-const-bin_attr-mokvar-v1-1-d5a3d1fff8d1@weissschuh.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/firmware/efi/mokvar-table.c b/drivers/firmware/efi/mokvar-table.c
index 5ed0602c2f75f06a247971ade04b87069d59ffa6..59b090849a2a80e013f2537dfdeed50eef871771 100644 (file)
--- a/drivers/firmware/efi/mokvar-table.c
+++ b/drivers/firmware/efi/mokvar-table.c
@@ -266,7 +266,7 @@ struct efi_mokvar_table_entry *efi_mokvar_entry_find(const char *name)
  * amount of data in this mokvar config table entry.
  */
 static ssize_t efi_mokvar_sysfs_read(struct file *file, struct kobject *kobj,
-                                struct bin_attribute *bin_attr, char *buf,
+                                const struct bin_attribute *bin_attr, char *buf,
                                 loff_t off, size_t count)
 {
        struct efi_mokvar_table_entry *mokvar_entry = bin_attr->private;
@@ -343,7 +343,7 @@ static int __init efi_mokvar_sysfs_init(void)
                mokvar_sysfs->bin_attr.attr.name = mokvar_entry->name;
                mokvar_sysfs->bin_attr.attr.mode = 0400;
                mokvar_sysfs->bin_attr.size = mokvar_entry->data_size;
-               mokvar_sysfs->bin_attr.read = efi_mokvar_sysfs_read;
+               mokvar_sysfs->bin_attr.read_new = efi_mokvar_sysfs_read;
 
                err = sysfs_create_bin_file(mokvar_kobj,
                                           &mokvar_sysfs->bin_attr);