diff options
| -rw-r--r-- | drivers/block/umem.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/block/umem.c b/drivers/block/umem.c index 99806f9ee4c..5f5095afb06 100644 --- a/drivers/block/umem.c +++ b/drivers/block/umem.c @@ -484,7 +484,8 @@ static void process_page(unsigned long data) page->idx++; if (page->idx >= bio->bi_vcnt) { page->bio = bio->bi_next; - page->idx = page->bio->bi_idx; + if (page->bio) + page->idx = page->bio->bi_idx; } pci_unmap_page(card->dev, desc->data_dma_handle, |