openwrt/target/linux/mediatek/patches-4.4/0061-net-mediatek-unlock-on-error-in-mtk_tx_map.patch
John Crispin 8bda1ae2cc mediatek: update patches
adds a few ethernet fixes

Signed-off-by: John Crispin <blogic@openwrt.org>

SVN-Revision: 49132
2016-04-09 10:25:08 +00:00

30 lines
929 B
Diff

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 61/81] net: mediatek: unlock on error in mtk_tx_map()
There was a missing unlock on the error path.
Fixes: 656e705243fd ('net-next: mediatek: add support for MT7623 ethernet')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 9759fe5..c2c2e206 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -661,6 +661,8 @@ err_dma:
itxd = mtk_qdma_phys_to_virt(ring, itxd->txd2);
} while (itxd != txd);
+ spin_unlock_irqrestore(&eth->page_lock, flags);
+
return -ENOMEM;
}
--
1.7.10.4