[PATCH] serio: avoid negative serio device numbers

[Richard Leitner]

From: Richard Leitner <richard.leitner@xxxxxxxxxxx>

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@xxxxxxxxxxx>
---
 drivers/input/serio/serio.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index b29134d..d399b8b 100644
--- 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;
-- 
2.1.1

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