korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-23 20:24:12 +08:00
Code Issues Packages Projects Releases Wiki Activity

media: pwc: set lock before calling vb2_queue_init()

Browse Source 
The vb2_queue_init() will expect the vb2_queue lock pointer to be set in
the future. So for those drivers that set the lock later, move it up to
before the vb2_queue_init() call.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Hans Verkuil 2024-09-02 16:04:48 +02:00 committed by Mauro Carvalho Chehab
parent 547629f7b1
commit 3653f14841
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/media/usb/pwc/pwc-if.c
View File

@ -1054,6 +1054,7 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id
pdev->vb_queue.ops = &pwc_vb_queue_ops;
pdev->vb_queue.mem_ops = &vb2_vmalloc_memops;
pdev->vb_queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
pdev->vb_queue.lock = &pdev->vb_queue_lock;
rc = vb2_queue_init(&pdev->vb_queue);
if (rc < 0) {
PWC_ERROR("Oops, could not initialize vb2 queue.\n");
@ -1064,7 +1065,6 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id
pdev->vdev = pwc_template;
strscpy(pdev->vdev.name, name, sizeof(pdev->vdev.name));
pdev->vdev.queue = &pdev->vb_queue;
pdev->vdev.queue->lock = &pdev->vb_queue_lock;
video_set_drvdata(&pdev->vdev, pdev);
pdev->release = le16_to_cpu(udev->descriptor.bcdDevice);