From d8261ad9e408adfa5d1758a0f655c7726f0f831b Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Tue, 15 Mar 2016 10:19:04 +0300
-Subject: [PATCH 61/78] net: mediatek: unlock on error in mtk_tx_map()
+Subject: [PATCH 61/81] net: mediatek: unlock on error in mtk_tx_map()
There was a missing unlock on the error path.