When scanning the Page Descriptor Table, the end of the PDT is marked by a page where the first PDT entry is empty. Stop scanning when we find this page. Signed-off-by: Christopher Heiny <cheiny@xxxxxxxxxxxxx> Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> Cc: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx> Cc: Linux Walleij <linus.walleij@xxxxxxxxxx> Cc: David Herrmann <dh.herrmann@xxxxxxxxx> Cc: Jiri Kosina <jkosina@xxxxxxx> --- drivers/input/rmi4/rmi_driver.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/input/rmi4/rmi_driver.c b/drivers/input/rmi4/rmi_driver.c index 2172c80..dd3ccf5 100644 --- a/drivers/input/rmi4/rmi_driver.c +++ b/drivers/input/rmi4/rmi_driver.c @@ -505,7 +505,8 @@ static int rmi_scan_pdt_page(struct rmi_device *rmi_dev, return retval; } - return data->f01_bootloader_mode ? RMI_SCAN_DONE : RMI_SCAN_CONTINUE; + return (data->f01_bootloader_mode || addr == pdt_start) ? + RMI_SCAN_DONE : RMI_SCAN_CONTINUE; } static int rmi_scan_pdt(struct rmi_device *rmi_dev, void *ctx, -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html