Input: serio - avoid negative serio device numbers

commit 0224ec9e9f111b1c39ec00a10de4858061b4afea upstream.

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>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>

diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index b29134de983b85ff2df85ba171d8e4a7f8cdac5b..d399b8b0f000a40c6c733e077eeb667a06dc02cf 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;