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path: root/drivers/net/cxgb3/cxgb3_main.c
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Diffstat (limited to 'drivers/net/cxgb3/cxgb3_main.c')
-rw-r--r--drivers/net/cxgb3/cxgb3_main.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 26240fd5e768..c6ebe25464ca 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -2119,7 +2119,9 @@ static void check_t3b2_mac(struct adapter *adapter)
{
int i;
- rtnl_lock(); /* synchronize with ifdown */
+ if (!rtnl_trylock()) /* synchronize with ifdown */
+ return;
+
for_each_port(adapter, i) {
struct net_device *dev = adapter->port[i];
struct port_info *p = netdev_priv(dev);