[PATCH v2] hp100: remove set but not used variable val

[Chen Wandun <chenwandun@huawei.com>]

From: Chenwandun <chenwandun@huawei.com>

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/staging/hp/hp100.c: In function hp100_start_xmit:
drivers/staging/hp/hp100.c:1629:10: warning: variable val set but not used [-Wunused-but-set-variable]

Signed-off-by: Chenwandun <chenwandun@huawei.com>
---
 drivers/staging/hp/hp100.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/staging/hp/hp100.c b/drivers/staging/hp/hp100.c
index 6ec78f5..6fc7733 100644
--- a/drivers/staging/hp/hp100.c
+++ b/drivers/staging/hp/hp100.c
@@ -1626,7 +1626,9 @@ static netdev_tx_t hp100_start_xmit(struct sk_buff *skb,
 	unsigned long flags;
 	int i, ok_flag;
 	int ioaddr = dev->base_addr;
+#ifdef HP100_DEBUG_TX
 	u_short val;
+#endif
 	struct hp100_private *lp = netdev_priv(dev);
 
 #ifdef HP100_DEBUG_B
@@ -1695,7 +1697,9 @@ static netdev_tx_t hp100_start_xmit(struct sk_buff *skb,
 
 	spin_lock_irqsave(&lp->lock, flags);
 	hp100_ints_off();
+#ifdef HP100_DEBUG_TX
 	val = hp100_inw(IRQ_STATUS);
+#endif
 	/* Ack / clear the interrupt TX_COMPLETE interrupt - this interrupt is set
 	 * when the current packet being transmitted on the wire is completed. */
 	hp100_outw(HP100_TX_COMPLETE, IRQ_STATUS);
-- 
2.7.4

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