From 05573dc3b047be9deb4f873584121cbbaafb6922 Mon Sep 17 00:00:00 2001 From: Paul Gortmaker Date: Sat, 22 Jan 2011 18:57:43 -0500 Subject: [PATCH] s2io: delete unused do_spin_lock variable This thing is delcared, initialized and later written to, but never read once. Write only memory is overrated. Found buried in one of tglx's RT merge commits. Signed-off-by: Paul Gortmaker Cc: Thomas Gleixner --- drivers/net/s2io.c | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-) diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index 7e57dc4..c1eea6c 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -4084,7 +4084,6 @@ static netdev_tx_t s2io_xmit(struct sk_buff *skb, struct net_device *dev) unsigned long flags = 0; u16 vlan_tag = 0; struct fifo_info *fifo = NULL; - int do_spin_lock = 1; int offload_type; int enable_per_list_interrupt = 0; struct config_param *config = &sp->config; @@ -4137,7 +4136,6 @@ static netdev_tx_t s2io_xmit(struct sk_buff *skb, struct net_device *dev) queue += sp->udp_fifo_idx; if (skb->len > 1024) enable_per_list_interrupt = 1; - do_spin_lock = 0; } } } -- 1.7.0.4