treewide: Fix comment and string typo 'bufer'

Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
index 8d5d55a..39b9de7 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
@@ -684,7 +684,7 @@
 	/*
 	 * Update our accounting state to incorporate the new Free List
 	 * buffers, tell the hardware about them and return the number of
-	 * bufers which we were able to allocate.
+	 * buffers which we were able to allocate.
 	 */
 	cred = fl->avail - cred;
 	fl->pend_cred += cred;