Input: rmi4 - fix limit in rmi_register_desc_has_subpacket()

rmi_register_desc_has_subpacket() should use RMI_REG_DESC_SUBPACKET_BITS,
not RMI_REG_DESC_PRESENCE_BITS, as the limit for subpacket_map.

Fixes: 2b6a321da9a2 ("Input: synaptics-rmi4 - add support for Synaptics RMI4 devices")
Assisted-by: Gemini:gemini-3.1-pro
Link: https://patch.msgid.link/20260505045952.1570713-8-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/rmi4/rmi_driver.c b/drivers/input/rmi4/rmi_driver.c
index e77fa460fbd19a51793d409e88553be4aa1c4d32..d15d04a66636dba10065fb732a547926410d3b5f 100644 (file)
--- a/drivers/input/rmi4/rmi_driver.c
+++ b/drivers/input/rmi4/rmi_driver.c
@@ -769,7 +769,7 @@ int rmi_register_desc_calc_reg_offset(
 bool rmi_register_desc_has_subpacket(const struct rmi_register_desc_item *item,
        u8 subpacket)
 {
-       return find_next_bit(item->subpacket_map, RMI_REG_DESC_PRESENSE_BITS,
+       return find_next_bit(item->subpacket_map, RMI_REG_DESC_SUBPACKET_BITS,
                                subpacket) == subpacket;
 }