Input: avoid negative input device numbers

Fix the format string for input 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/input.c b/drivers/input/input.c
index d2e06cc..0f175f5 100644 (file)
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -1789,7 +1789,7 @@ struct input_dev *input_allocate_device(void)
                INIT_LIST_HEAD(&dev->h_list);
                INIT_LIST_HEAD(&dev->node);
 
-               dev_set_name(&dev->dev, "input%ld",
+               dev_set_name(&dev->dev, "input%lu",
                             (unsigned long) atomic_inc_return(&input_no) - 1);
 
                __module_get(THIS_MODULE);