platform/x86/toshiba-apci.c possible bad if test?

Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>

drivers/platform/x86/toshiba_acpi.c

@@ -1238,7 +1238,7 @@ static ssize_t toshiba_kbd_bl_mode_store(struct device *dev,
 	int mode = -1;
 	int time = -1;
 
-	if (sscanf(buf, "%i", &mode) != 1 && (mode != 2 || mode != 1))
+	if (sscanf(buf, "%i", &mode) != 1  || (mode != 2 || mode != 1))
 		return -EINVAL;
 
 	/* Set the Keyboard Backlight Mode where: