From: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
commit 61e7f892b5ee1dd10ea8bff805f3c3fe6e535959 upstream.
If starting a video buffer queue fails, the buffers are returned to
videobuf2. Remove the reference to the buffer from the driver's queue as
well.
Fixes: c2a6a07afe4a ("media: intel-ipu3: cio2: add new MIPI-CSI2 driver")
Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx # v4.16 and up
Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/media/pci/intel/ipu3/ipu3-cio2.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/media/pci/intel/ipu3/ipu3-cio2.c
+++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.c
@@ -791,6 +791,7 @@ static void cio2_vb2_return_all_buffers(
atomic_dec(&q->bufs_queued);
vb2_buffer_done(&q->bufs[i]->vbb.vb2_buf,
state);
+ q->bufs[i] = NULL;
}
}
}
