Input: serio - avoid negative serio device numbers

Fix the format string for serio device name generation to avoid negative
device numbers when the id exceeds the maximum signed integer value.

Signed-off-by: Richard Leitner <richard.leitner@skidata.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index b29134d..d399b8b 100644 (file)
--- a/drivers/input/serio/serio.c
+++ b/drivers/input/serio/serio.c
@@ -524,8 +524,8 @@ static void serio_init_port(struct serio *serio)
        spin_lock_init(&serio->lock);
        mutex_init(&serio->drv_mutex);
        device_initialize(&serio->dev);
-       dev_set_name(&serio->dev, "serio%ld",
-                       (long)atomic_inc_return(&serio_no) - 1);
+       dev_set_name(&serio->dev, "serio%lu",
+                    (unsigned long)atomic_inc_return(&serio_no) - 1);
        serio->dev.bus = &serio_bus;
        serio->dev.release = serio_release_port;
        serio->dev.groups = serio_device_attr_groups;