1 files changed, 1 insertions, 6 deletions

diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c
index dfe411b2014f..5c06117ac682 100644
--- a/drivers/dma/ioat/dma.c
+++ b/drivers/dma/ioat/dma.c
@@ -237,12 +237,7 @@ static dma_cookie_t ioat1_tx_submit(struct dma_async_tx_descriptor *tx)
 
         spin_lock_bh(&ioat->desc_lock);
         /* cookie incr and addition to used_list must be atomic */
-        cookie = c->cookie;
-        cookie++;
-        if (cookie < 0)
-                cookie = 1;
-        c->cookie = cookie;
-        tx->cookie = cookie;
+        cookie = dma_cookie_assign(tx);
         dev_dbg(to_dev(&ioat->base), "%s: cookie: %d\n", __func__, cookie);
 
         /* write address into NextDescriptor field of last desc in chain */