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From: Richard Leitner <me@g0hl1n.net>
To: dmitry.torokhov@gmail.com
Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
	richard.leitner@skidata.com
Subject: [PATCH] input: avoid negative input device numbers
Date: Wed, 8 Oct 2014 22:42:45 +0200	[thread overview]
Message-ID: <20141008224245.601a1339@frodo> (raw)

From: Richard Leitner <richard.leitner@skidata.com>

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>
---
 drivers/input/input.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/input/input.c b/drivers/input/input.c
index 236bc56..6be6982 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -1791,7 +1791,7 @@ 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);
-- 
2.1.1

             reply	other threads:[~2014-10-08 20:42 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-08 20:42 Richard Leitner [this message]
2014-10-08 20:49 ` [RFC] avoid (theoretical) conflicts of input device file names Richard Leitner
2014-10-08 21:30   ` Dmitry Torokhov
2014-10-08 21:25 ` [PATCH] input: avoid negative input device numbers Dmitry Torokhov
2014-10-08 21:30   ` Dmitry Torokhov
2014-10-08 21:49     ` Richard Leitner

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