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| author | Thomas Weißschuh <linux@weissschuh.net> | 2024-12-02 22:02:19 +0300 |
|---|---|---|
| committer | Sebastian Reichel <sebastian.reichel@collabora.com> | 2024-12-05 00:19:13 +0300 |
| commit | fc197588917bb05252115c9e76f3d34d30600249 (patch) | |
| tree | 3465b2a0c9a43b6481ce0af2f94934db0c4b579a | |
| parent | 40384c840ea1944d7c5a392e8975ed088ecf0b37 (diff) | |
| download | linux-fc197588917bb05252115c9e76f3d34d30600249.tar.xz | |
power: supply: ds2760: 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.
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20241202-sysfs-const-bin_attr-psy-v1-1-f846430b8b66@weissschuh.net
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
| -rw-r--r-- | drivers/power/supply/ds2760_battery.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/power/supply/ds2760_battery.c b/drivers/power/supply/ds2760_battery.c index 7cf4ea06b500..83bdec5a2bda 100644 --- a/drivers/power/supply/ds2760_battery.c +++ b/drivers/power/supply/ds2760_battery.c @@ -195,22 +195,22 @@ static int w1_ds2760_recall_eeprom(struct device *dev, int addr) } static ssize_t w1_slave_read(struct file *filp, 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 device *dev = kobj_to_dev(kobj); return w1_ds2760_read(dev, buf, off, count); } -static BIN_ATTR_RO(w1_slave, DS2760_DATA_SIZE); +static const BIN_ATTR_RO(w1_slave, DS2760_DATA_SIZE); -static struct bin_attribute *w1_ds2760_bin_attrs[] = { +static const struct bin_attribute *const w1_ds2760_bin_attrs[] = { &bin_attr_w1_slave, NULL, }; static const struct attribute_group w1_ds2760_group = { - .bin_attrs = w1_ds2760_bin_attrs, + .bin_attrs_new = w1_ds2760_bin_attrs, }; static const struct attribute_group *w1_ds2760_groups[] = { |