drivers/platform/x86/thinkpad_acpi.c: don't test unsigned int for negativity

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=80231
Reported-by: David Binderman <dcb314@hotmail.com>
Signed-off-by: Andrey Utkin <andrey.krieger.utkin@gmail.com>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>

diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 0fefb24200731e3b4a90aa3e1c28ad8104850f0f..61e8ff0202563b8476aa2167ee3583088940feb8 100644 (file)
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -6144,7 +6144,7 @@ static int brightness_set(unsigned int value)
 {
        int res;
 
-       if (value > bright_maxlvl || value < 0)
+       if (value > bright_maxlvl)
                return -EINVAL;
 
        vdbg_printk(TPACPI_DBG_BRGHT,