NET: sungem, use spin_trylock_irqsave

Use spin_trylock_irqsave instead of open-coded
local_irq_save+spin_trylock.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index 305ec3d783db..d6f4faf5bbcb 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -1033,10 +1033,8 @@ static netdev_tx_t gem_start_xmit(struct sk_buff *skb,
                         (csum_stuff_off << 21));
         }
 
-        local_irq_save(flags);
-        if (!spin_trylock(&gp->tx_lock)) {
+        if (!spin_trylock_irqsave(&gp->tx_lock, flags)) {
                 /* Tell upper layer to requeue */
-                local_irq_restore(flags);
                 return NETDEV_TX_LOCKED;
         }
         /* We raced with gem_do_stop() */