diff options
| -rw-r--r-- | drivers/dma/dmaengine.c | 2 | ||||
| -rw-r--r-- | include/linux/dmaengine.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c index ed610b49751..a4068e2d2b5 100644 --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c @@ -1014,6 +1014,7 @@ static void dmaengine_unmap(struct kref *kref) dma_unmap_page(dev, unmap->addr[i], unmap->len, DMA_BIDIRECTIONAL); } + cnt = unmap->map_cnt; mempool_free(unmap, __get_unmap_pool(cnt)->pool); } @@ -1079,6 +1080,7 @@ dmaengine_get_unmap_data(struct device *dev, int nr, gfp_t flags) memset(unmap, 0, sizeof(*unmap)); kref_init(&unmap->kref); unmap->dev = dev; + unmap->map_cnt = nr; return unmap; } diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index c5c92d59e53..0a5f5527267 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -433,6 +433,7 @@ typedef bool (*dma_filter_fn)(struct dma_chan *chan, void *filter_param); typedef void (*dma_async_tx_callback)(void *dma_async_param); struct dmaengine_unmap_data { + u8 map_cnt; u8 to_cnt; u8 from_cnt; u8 bidi_cnt; |