From: Haiyang Zhang <haiyangz@microsoft.com>
Date: Fri, 19 Jul 2019 17:33:51 +0000 (+0000)
Subject: hv_netvsc: Fix extra rcu_read_unlock in netvsc_recv_callback()
X-Git-Tag: v5.3-rc2~42^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=be4363bdf0ce9530f15aa0a03d1060304d116b15;p=thirdparty%2Flinux.git

hv_netvsc: Fix extra rcu_read_unlock in netvsc_recv_callback()

There is an extra rcu_read_unlock left in netvsc_recv_callback(),
after a previous patch that removes RCU from this function.
This patch removes the extra RCU unlock.

Fixes: 345ac08990b8 ("hv_netvsc: pass netvsc_device to receive callback")
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index afdcc5664ea6a..3544e19915792 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -836,7 +836,6 @@ int netvsc_recv_callback(struct net_device *net,
 
 	if (unlikely(!skb)) {
 		++net_device_ctx->eth_stats.rx_no_memory;
-		rcu_read_unlock();
 		return NVSP_STAT_FAIL;
 	}