The LEN variable is unsigned, therefore checking whether it is less than 0 is useless. Signed-off-by: Cyril Roelandt <tipecaml@xxxxxxxxx> --- drivers/acpi/proc.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c index 27adb09..37871a7 100644 --- a/drivers/acpi/proc.c +++ b/drivers/acpi/proc.c @@ -366,8 +366,6 @@ acpi_system_write_wakeup_device(struct file *file, if (len > 4) len = 4; - if (len < 0) - return -EFAULT; if (copy_from_user(strbuf, buffer, len)) return -EFAULT; -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html