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path: root/drivers/media/video/s5p-mfc/s5p_mfc.c
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Diffstat (limited to 'drivers/media/video/s5p-mfc/s5p_mfc.c')
-rw-r--r--drivers/media/video/s5p-mfc/s5p_mfc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/video/s5p-mfc/s5p_mfc.c b/drivers/media/video/s5p-mfc/s5p_mfc.c
index 83fe461..7600854 100644
--- a/drivers/media/video/s5p-mfc/s5p_mfc.c
+++ b/drivers/media/video/s5p-mfc/s5p_mfc.c
@@ -1048,6 +1048,10 @@ static int s5p_mfc_probe(struct platform_device *pdev)
vfd->ioctl_ops = get_dec_v4l2_ioctl_ops();
vfd->release = video_device_release,
vfd->lock = &dev->mfc_mutex;
+ /* Locking in file operations other than ioctl should be done
+ by the driver, not the V4L2 core.
+ This driver needs auditing so that this flag can be removed. */
+ set_bit(V4L2_FL_LOCK_ALL_FOPS, &vfd->flags);
vfd->v4l2_dev = &dev->v4l2_dev;
snprintf(vfd->name, sizeof(vfd->name), "%s", S5P_MFC_DEC_NAME);
dev->vfd_dec = vfd;
@@ -1072,6 +1076,8 @@ static int s5p_mfc_probe(struct platform_device *pdev)
vfd->ioctl_ops = get_enc_v4l2_ioctl_ops();
vfd->release = video_device_release,
vfd->lock = &dev->mfc_mutex;
+ /* This should not be necessary */
+ set_bit(V4L2_FL_LOCK_ALL_FOPS, &vfd->flags);
vfd->v4l2_dev = &dev->v4l2_dev;
snprintf(vfd->name, sizeof(vfd->name), "%s", S5P_MFC_ENC_NAME);
dev->vfd_enc = vfd;
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