From 6b50d8b862284929314e9ff09e5b1cce2c43d32b Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Sat, 5 Aug 2006 00:27:00 -0400 Subject: [PATCH] Input: elo - handle input_register_device() failures Signed-off-by: Dmitry Torokhov --- drivers/input/touchscreen/elo.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/drivers/input/touchscreen/elo.c b/drivers/input/touchscreen/elo.c index c86a2eb310..b7ac016219 100644 --- a/drivers/input/touchscreen/elo.c +++ b/drivers/input/touchscreen/elo.c @@ -187,11 +187,13 @@ static irqreturn_t elo_interrupt(struct serio *serio, static void elo_disconnect(struct serio *serio) { - struct elo* elo = serio_get_drvdata(serio); + struct elo *elo = serio_get_drvdata(serio); + input_get_device(elo->dev); input_unregister_device(elo->dev); serio_close(serio); serio_set_drvdata(serio, NULL); + input_put_device(elo->dev); kfree(elo); } @@ -211,7 +213,7 @@ static int elo_connect(struct serio *serio, struct serio_driver *drv) input_dev = input_allocate_device(); if (!elo || !input_dev) { err = -ENOMEM; - goto fail; + goto fail1; } elo->serio = serio; @@ -257,13 +259,17 @@ static int elo_connect(struct serio *serio, struct serio_driver *drv) err = serio_open(serio, drv); if (err) - goto fail; + goto fail2; + + err = input_register_device(elo->dev); + if (err) + goto fail3; - input_register_device(elo->dev); return 0; - fail: serio_set_drvdata(serio, NULL); - input_free_device(input_dev); + fail3: serio_close(serio); + fail2: serio_set_drvdata(serio, NULL); + fail1: input_free_device(input_dev); kfree(elo); return err; } -- 2.39.5