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ACPI: button: Use strscpy() instead of strcpy()

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Replace strcpy() with strscpy() in the ACPI button driver.

strcpy() has been deprecated because it is generally unsafe, so help to
eliminate it from the kernel source.

Link: https://github.com/KSPP/linux/issues/88
Signed-off-by: Muhammad Qasim Abdul Majeed <qasim.majeed20@gmail.com>
Link: https://patch.msgid.link/20240901191826.421488-1-qasim.majeed20@gmail.com
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Muhammad Qasim Abdul Majeed 2024-09-02 00:18:26 +05:00 committed by Rafael J. Wysocki
parent 1b9c2e94df
commit 7fcf82e734
1 changed files with 3 additions and 3 deletions
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6
drivers/acpi/button.c
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@ -547,20 +547,20 @@ static int acpi_button_add(struct acpi_device *device)
!strcmp(hid, ACPI_BUTTON_HID_POWERF)) { !strcmp(hid, ACPI_BUTTON_HID_POWERF)) {
button->type = ACPI_BUTTON_TYPE_POWER; button->type = ACPI_BUTTON_TYPE_POWER;
handler = acpi_button_notify; handler = acpi_button_notify;
strcpy(name, ACPI_BUTTON_DEVICE_NAME_POWER); strscpy(name, ACPI_BUTTON_DEVICE_NAME_POWER, MAX_ACPI_DEVICE_NAME_LEN);
sprintf(class, "%s/%s", sprintf(class, "%s/%s",
ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_POWER); ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_POWER);
} else if (!strcmp(hid, ACPI_BUTTON_HID_SLEEP) || } else if (!strcmp(hid, ACPI_BUTTON_HID_SLEEP) ||
!strcmp(hid, ACPI_BUTTON_HID_SLEEPF)) { !strcmp(hid, ACPI_BUTTON_HID_SLEEPF)) {
button->type = ACPI_BUTTON_TYPE_SLEEP; button->type = ACPI_BUTTON_TYPE_SLEEP;
handler = acpi_button_notify; handler = acpi_button_notify;
strcpy(name, ACPI_BUTTON_DEVICE_NAME_SLEEP); strscpy(name, ACPI_BUTTON_DEVICE_NAME_SLEEP, MAX_ACPI_DEVICE_NAME_LEN);
sprintf(class, "%s/%s", sprintf(class, "%s/%s",
ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_SLEEP); ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_SLEEP);
} else if (!strcmp(hid, ACPI_BUTTON_HID_LID)) { } else if (!strcmp(hid, ACPI_BUTTON_HID_LID)) {
button->type = ACPI_BUTTON_TYPE_LID; button->type = ACPI_BUTTON_TYPE_LID;
handler = acpi_lid_notify; handler = acpi_lid_notify;
strcpy(name, ACPI_BUTTON_DEVICE_NAME_LID); strscpy(name, ACPI_BUTTON_DEVICE_NAME_LID, MAX_ACPI_DEVICE_NAME_LEN);
sprintf(class, "%s/%s", sprintf(class, "%s/%s",
ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_LID); ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_LID);
input->open = acpi_lid_input_open; input->open = acpi_lid_input_open;