Remove one to many n's in a word

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/dma/timb_dma.c b/drivers/dma/timb_dma.c
index 3b88a4e..f69f90a6 100644
--- a/drivers/dma/timb_dma.c
+++ b/drivers/dma/timb_dma.c
@@ -629,7 +629,7 @@
 		desc_node)
 		list_move(&td_desc->desc_node, &td_chan->free_list);
 
-	/* now tear down the runnning */
+	/* now tear down the running */
 	__td_finish(td_chan);
 	spin_unlock_bh(&td_chan->lock);