V4L/DVB (12743): em28xx: fix mmap_mapper with vbi

When adding support for both video and VBI, I missed the mmap ioctl.  Add
the missing call.

Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index 7022f7ba61bb..55bc8ea56094 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -2303,7 +2303,10 @@ static int em28xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma)
         if (unlikely(rc < 0))
                 return rc;
 
-        rc = videobuf_mmap_mapper(&fh->vb_vidq, vma);
+        if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+                rc = videobuf_mmap_mapper(&fh->vb_vidq, vma);
+        else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
+                rc = videobuf_mmap_mapper(&fh->vb_vbiq, vma);
 
         em28xx_videodbg("vma start=0x%08lx, size=%ld, ret=%d\n",
                 (unsigned long)vma->vm_start,