This is a note to let you know that I've just added the patch titled
media: hdpvr: register the video node at the end of probe
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
media-hdpvr-register-the-video-node-at-the-end-of-probe.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 559a2e36f047ac7e1ab27c489322cfd1409dd842 Mon Sep 17 00:00:00 2001
From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Date: Tue, 19 Mar 2013 09:34:58 -0300
Subject: media: hdpvr: register the video node at the end of probe
From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
commit 280847b532433ffe7a22795f926327805a127162 upstream.
Video nodes can be used at once after registration, so make sure the full
initialization is done before registering them.
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
[bwh: Backported to 3.2: adjust filename, context]
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Cc: Jianguo Wu <wujianguo@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/media/video/hdpvr/hdpvr-core.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
--- a/drivers/media/video/hdpvr/hdpvr-core.c
+++ b/drivers/media/video/hdpvr/hdpvr-core.c
@@ -385,12 +385,6 @@ static int hdpvr_probe(struct usb_interf
}
mutex_unlock(&dev->io_mutex);
- if (hdpvr_register_videodev(dev, &interface->dev,
- video_nr[atomic_inc_return(&dev_nr)])) {
- v4l2_err(&dev->v4l2_dev, "registering videodev failed\n");
- goto error;
- }
-
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
retval = hdpvr_register_i2c_adapter(dev);
if (retval < 0) {
@@ -411,6 +405,13 @@ static int hdpvr_probe(struct usb_interf
}
#endif
+ retval = hdpvr_register_videodev(dev, &interface->dev,
+ video_nr[atomic_inc_return(&dev_nr)]);
+ if (retval < 0) {
+ v4l2_err(&dev->v4l2_dev, "registering videodev failed\n");
+ goto error;
+ }
+
/* let the user know what node this device is now attached to */
v4l2_info(&dev->v4l2_dev, "device now attached to %s\n",
video_device_node_name(dev->video_dev));
Patches currently in stable-queue which might be from hans.verkuil@xxxxxxxxx are
queue-3.4/media-hdpvr-register-the-video-node-at-the-end-of-probe.patch
queue-3.4/media-saa7164-fix-return-value-check-in-saa7164_initdev.patch
queue-3.4/media-hdpvr-fix-iteration-over-uninitialized-lists-in-hdpvr_probe.patch
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