diff --git a/[refs] b/[refs]
index f38a1fc2b374..b36836a0c6ff 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0f70e8cea3ac6a765289811c590a16934bf47711
+refs/heads/master: ebcf9b80f9657f44fcb60ee17abe14eadebf3386
diff --git a/trunk/drivers/dma/at_hdmac.c b/trunk/drivers/dma/at_hdmac.c
index 6eea8883ecf3..73a470b4809b 100644
--- a/trunk/drivers/dma/at_hdmac.c
+++ b/trunk/drivers/dma/at_hdmac.c
@@ -253,7 +253,7 @@ atc_chain_complete(struct at_dma_chan *atchan, struct at_desc *desc)
 	/* move myself to free_list */
 	list_move(&desc->desc_node, &atchan->free_list);
 
-	/* unmap dma addresses */
+	/* unmap dma addresses (not on slave channels) */
 	if (!atchan->chan_common.private) {
 		struct device *parent = chan2parent(&atchan->chan_common);
 		if (!(txd->flags & DMA_COMPL_SKIP_DEST_UNMAP)) {