dma_map_sg returns the actual number of areas mapped. Save it on nents.
Signed-off-by: Ricardo Ribalda Delgado <[email protected]>
---
drivers/media/v4l2-core/videobuf2-vmalloc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/media/v4l2-core/videobuf2-vmalloc.c
b/drivers/media/v4l2-core/videobuf2-vmalloc.c
index bcde885..fe18e79 100644
--- a/drivers/media/v4l2-core/videobuf2-vmalloc.c
+++ b/drivers/media/v4l2-core/videobuf2-vmalloc.c
@@ -312,6 +312,7 @@ static struct sg_table *vb2_vmalloc_dmabuf_ops_map(
mutex_unlock(lock);
return ERR_PTR(-EIO);
}
+ sgt->nents = ret;
attach->dma_dir = dma_dir;
--
2.1.4
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
