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media: rc: ensure input/lirc device can be opened after register
Since commitcb84343fce
("media: lirc: do not call close() or open() on unregistered devices") rc_open() will return -ENODEV if rcdev->registered is false. Ensure this is set before we register the input device and the lirc device, else we have a short window where the neither the lirc or input device can be opened. Fixes:cb84343fce
("media: lirc: do not call close() or open() on unregistered devices") Cc: stable@vger.kernel.org # v4.16+ Signed-off-by: Sean Young <sean@mess.org> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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d24e56f6fb
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1 changed files with 2 additions and 2 deletions
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@ -1862,6 +1862,8 @@ int rc_register_device(struct rc_dev *dev)
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dev->device_name ?: "Unspecified device", path ?: "N/A");
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kfree(path);
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dev->registered = true;
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if (dev->driver_type != RC_DRIVER_IR_RAW_TX) {
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rc = rc_setup_rx_device(dev);
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if (rc)
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@ -1881,8 +1883,6 @@ int rc_register_device(struct rc_dev *dev)
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goto out_lirc;
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}
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dev->registered = true;
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dev_dbg(&dev->dev, "Registered rc%u (driver: %s)\n", dev->minor,
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dev->driver_name ? dev->driver_name : "unknown");
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