From 22f9ee756bfd9ce9b066e2f90cf9f002aa7d1d44 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Thu, 23 May 2013 16:25:10 +0100 Subject: [PATCH] mfd: cros_ec: Convert to managed resources for allocating memory Signed-off-by: Lee Jones Signed-off-by: Samuel Ortiz --- drivers/mfd/cros_ec.c | 28 +++++++++------------------- 1 file changed, 9 insertions(+), 19 deletions(-) diff --git a/drivers/mfd/cros_ec.c b/drivers/mfd/cros_ec.c index 10cd14e..1f36885 100644 --- a/drivers/mfd/cros_ec.c +++ b/drivers/mfd/cros_ec.c @@ -104,23 +104,19 @@ int cros_ec_register(struct cros_ec_device *ec_dev) ec_dev->command_sendrecv = cros_ec_command_sendrecv; if (ec_dev->din_size) { - ec_dev->din = kmalloc(ec_dev->din_size, GFP_KERNEL); - if (!ec_dev->din) { - err = -ENOMEM; - goto fail_din; - } + ec_dev->din = devm_kzalloc(dev, ec_dev->din_size, GFP_KERNEL); + if (!ec_dev->din) + return -ENOMEM; } if (ec_dev->dout_size) { - ec_dev->dout = kmalloc(ec_dev->dout_size, GFP_KERNEL); - if (!ec_dev->dout) { - err = -ENOMEM; - goto fail_dout; - } + ec_dev->dout = devm_kzalloc(dev, ec_dev->dout_size, GFP_KERNEL); + if (!ec_dev->dout) + return -ENOMEM; } if (!ec_dev->irq) { dev_dbg(dev, "no valid IRQ: %d\n", ec_dev->irq); - goto fail_irq; + return err; } err = request_threaded_irq(ec_dev->irq, NULL, ec_irq_thread, @@ -128,7 +124,7 @@ int cros_ec_register(struct cros_ec_device *ec_dev) "chromeos-ec", ec_dev); if (err) { dev_err(dev, "request irq %d: error %d\n", ec_dev->irq, err); - goto fail_irq; + return err; } err = mfd_add_devices(dev, 0, cros_devs, @@ -145,11 +141,7 @@ int cros_ec_register(struct cros_ec_device *ec_dev) fail_mfd: free_irq(ec_dev->irq, ec_dev); -fail_irq: - kfree(ec_dev->dout); -fail_dout: - kfree(ec_dev->din); -fail_din: + return err; } EXPORT_SYMBOL(cros_ec_register); @@ -158,8 +150,6 @@ int cros_ec_remove(struct cros_ec_device *ec_dev) { mfd_remove_devices(ec_dev->dev); free_irq(ec_dev->irq, ec_dev); - kfree(ec_dev->dout); - kfree(ec_dev->din); return 0; } -- 2.7.4