diff options
| -rw-r--r-- | drivers/thunderbolt/stream.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/thunderbolt/stream.c b/drivers/thunderbolt/stream.c index 68d81958262e..01763f6184e3 100644 --- a/drivers/thunderbolt/stream.c +++ b/drivers/thunderbolt/stream.c @@ -512,8 +512,10 @@ tbstream_dev_alloc_tx(struct tbstream_dev *sdev, enum tbstream_frame_pdf pdf, dma_sync_single_for_cpu(dma_dev, sf->frame.buffer_phy, size, DMA_TO_DEVICE); if (pdf == TBSTREAM_DATA) { - if (copy_page_from_iter(sf->page, 0, size, from) != size) + if (copy_page_from_iter(sf->page, 0, size, from) != size) { + sdev->tx_ring.cons--; return ERR_PTR(-EFAULT); + } } else { memset(page_address(sf->page), 0, size); } |