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V4L/DVB (5548): Fix v4l2 buffer to the length

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Set the length of the v4l2 buffer to the length of the mapped memory.

This should fix the problem with amsn.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Luc Saillard 2007-04-22 23:55:10 -03:00 committed by Mauro Carvalho Chehab
parent 9ee6d78cd4
commit 288bb0e790
1 changed files with 1 additions and 1 deletions
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drivers/media/video/pwc/pwc-v4l.c
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@ -1168,7 +1168,7 @@ int pwc_video_do_ioctl(struct inode *inode, struct file *file,
buf->sequence = 0;
buf->memory = V4L2_MEMORY_MMAP;
buf->m.offset = pdev->fill_image * pdev->len_per_image;
buf->length = buf->bytesused;
buf->length = pdev->len_per_image;
pwc_next_image(pdev);
PWC_DEBUG_IOCTL("VIDIOC_DQBUF: buf->index=%d\n",buf->index);