netdev - [net-next 08/14] ixgbevf: Add lock around ixgbevf_reinit

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Date:	Fri, 22 Jul 2016 23:49:45 -0700
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	davem@...emloft.net
Cc:	Don Skidmore <donald.c.skidmore@...el.com>, netdev@...r.kernel.org,
	nhorman@...hat.com, sassmann@...hat.com, jogreene@...hat.com,
	guru.anbalagane@...cle.com,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next 08/14] ixgbevf: Add lock around ixgbevf_reinit_locked call

From: Don Skidmore <donald.c.skidmore@...el.com>

The function ixgbevf_reinit_locked() assumes you have the rtnl lock
however we didn't when calling from the service task.  This patch
corrects that.

Signed-off-by: Don Skidmore <donald.c.skidmore@...el.com>
Tested-by: Andrew Bowers <andrewx.bowers@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
 drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index 1bffac3..7dc4245 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -2779,7 +2779,9 @@ static void ixgbevf_reset_subtask(struct ixgbevf_adapter *adapter)
 
 	adapter->tx_timeout_count++;
 
+	rtnl_lock();
 	ixgbevf_reinit_locked(adapter);
+	rtnl_unlock();
 }
 
 /**
-- 
2.5.5