diff --git a/[refs] b/[refs]
index 55ea162f60bc..00a80be3aa4f 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 281befa5592b0c5f9a3856b5666c62ac66d3d9ee
+refs/heads/master: aa75db0080603bae27961c0502812dfd0f522bb3
diff --git a/trunk/drivers/dma/ioat/dma_v2.c b/trunk/drivers/dma/ioat/dma_v2.c
index c6e4531fe524..01ed1cfd3eb6 100644
--- a/trunk/drivers/dma/ioat/dma_v2.c
+++ b/trunk/drivers/dma/ioat/dma_v2.c
@@ -158,7 +158,7 @@ static void __cleanup(struct ioat2_dma_chan *ioat, unsigned long phys_complete)
 			seen_current = true;
 	}
 	ioat->tail += i;
-	BUG_ON(!seen_current); /* no active descs have written a completion? */
+	BUG_ON(active && !seen_current); /* no active descs have written a completion? */
 
 	chan->last_completion = phys_complete;
 	if (ioat->head == ioat->tail) {
diff --git a/trunk/drivers/dma/ioat/dma_v3.c b/trunk/drivers/dma/ioat/dma_v3.c
index bff48e8cffc4..39520f2f7da9 100644
--- a/trunk/drivers/dma/ioat/dma_v3.c
+++ b/trunk/drivers/dma/ioat/dma_v3.c
@@ -293,7 +293,7 @@ static void __cleanup(struct ioat2_dma_chan *ioat, unsigned long phys_complete)
 		}
 	}
 	ioat->tail += i;
-	BUG_ON(!seen_current); /* no active descs have written a completion? */
+	BUG_ON(active && !seen_current); /* no active descs have written a completion? */
 	chan->last_completion = phys_complete;
 	if (ioat->head == ioat->tail) {
 		dev_dbg(to_dev(chan), "%s: cancel completion timeout\n",