diff options
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/battery.c | 5 | ||||
| -rw-r--r-- | drivers/acpi/osl.c | 3 | ||||
| -rw-r--r-- | drivers/acpi/tables.c | 3 |
3 files changed, 8 insertions, 3 deletions
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index e48fc98e71c4..5963e6f0a1ed 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -930,7 +930,10 @@ static ssize_t acpi_battery_write_alarm(struct file *file, goto end; } alarm_string[count] = '\0'; - battery->alarm = simple_strtol(alarm_string, NULL, 0); + if (kstrtoint(alarm_string, 0, &battery->alarm)) { + result = -EINVAL; + goto end; + } result = acpi_battery_set_alarm(battery); end: if (!result) diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 3f2bdc812d23..bad25b070fe0 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -235,7 +235,8 @@ void acpi_os_vprintf(const char *fmt, va_list args) static unsigned long acpi_rsdp; static int __init setup_acpi_rsdp(char *arg) { - acpi_rsdp = simple_strtoul(arg, NULL, 16); + if (kstrtoul(arg, 16, &acpi_rsdp)) + return -EINVAL; return 0; } early_param("acpi_rsdp", setup_acpi_rsdp); diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c index 05550ba44d32..6d5a6cda0734 100644 --- a/drivers/acpi/tables.c +++ b/drivers/acpi/tables.c @@ -360,7 +360,8 @@ static int __init acpi_parse_apic_instance(char *str) if (!str) return -EINVAL; - acpi_apic_instance = simple_strtoul(str, NULL, 0); + if (kstrtoint(str, 0, &acpi_apic_instance)) + return -EINVAL; pr_notice("Shall use APIC/MADT table %d\n", acpi_apic_instance); |