drivers/net/: remove write-only "last_dev"

This patch removes write-only global "last_dev" variables from the
following drivers:
- a2065.c
- declance.c
- sunlance.c

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

diff --git a/drivers/net/a2065.c b/drivers/net/a2065.c
index 6c5719a..9c08374 100644 (file)
--- a/drivers/net/a2065.c
+++ b/drivers/net/a2065.c
@@ -475,16 +475,12 @@ static irqreturn_t lance_interrupt (int irq, void *dev_id)
        return IRQ_HANDLED;
 }
 
-struct net_device *last_dev;
-
 static int lance_open (struct net_device *dev)
 {
        struct lance_private *lp = netdev_priv(dev);
        volatile struct lance_regs *ll = lp->ll;
        int ret;
 
-       last_dev = dev;
-
        /* Stop the Lance */
        ll->rap = LE_CSR0;
        ll->rdp = LE_C0_STOP;

diff --git a/drivers/net/declance.c b/drivers/net/declance.c
index 6b1e77c..3e35064 100644 (file)
--- a/drivers/net/declance.c
+++ b/drivers/net/declance.c
@@ -773,8 +773,6 @@ static irqreturn_t lance_interrupt(int irq, void *dev_id)
        return IRQ_HANDLED;
 }
 
-struct net_device *last_dev = 0;
-
 static int lance_open(struct net_device *dev)
 {
        volatile u16 *ib = (volatile u16 *)dev->mem_start;
@@ -782,8 +780,6 @@ static int lance_open(struct net_device *dev)
        volatile struct lance_regs *ll = lp->ll;
        int status = 0;
 
-       last_dev = dev;
-
        /* Stop the Lance */
        writereg(&ll->rap, LE_CSR0);
        writereg(&ll->rdp, LE_C0_STOP);

diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c
index 26ade68..4e994f8 100644 (file)
--- a/drivers/net/sunlance.c
+++ b/drivers/net/sunlance.c
@@ -915,15 +915,11 @@ static void build_fake_packet(struct lance_private *lp)
        lp->tx_new = TX_NEXT(entry);
 }
 
-struct net_device *last_dev;
-
 static int lance_open(struct net_device *dev)
 {
        struct lance_private *lp = netdev_priv(dev);
        int status = 0;
 
-       last_dev = dev;
-
        STOP_LANCE(lp);
 
        if (request_irq(dev->irq, &lance_interrupt, IRQF_SHARED,