hamradio/scc: kill unnecessary use of 'irq' function arg
authorJeff Garzik <jeff@garzik.org>
Mon, 29 Oct 2007 09:20:44 +0000 (05:20 -0400)
committerDavid S. Miller <davem@davemloft.net>
Mon, 28 Jan 2008 23:03:39 +0000 (15:03 -0800)
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
drivers/net/hamradio/scc.c

index 353d13e543ce12228428b90d14df93f903d76b45..f90515935833a8cb25f8dc82b3a67540cb7008af 100644 (file)
@@ -201,7 +201,6 @@ static void z8530_init(void);
 
 static void init_channel(struct scc_channel *scc);
 static void scc_key_trx (struct scc_channel *scc, char tx);
-static irqreturn_t scc_isr(int irq, void *dev_id);
 static void scc_init_timer(struct scc_channel *scc);
 
 static int scc_net_alloc(const char *name, struct scc_channel *scc);
@@ -629,6 +628,7 @@ static void scc_isr_dispatch(struct scc_channel *scc, int vector)
 
 static irqreturn_t scc_isr(int irq, void *dev_id)
 {
+       int chip_irq = (long) dev_id;
        unsigned char vector;   
        struct scc_channel *scc;
        struct scc_ctrl *ctrl;
@@ -665,7 +665,7 @@ static irqreturn_t scc_isr(int irq, void *dev_id)
        ctrl = SCC_ctrl;
        while (ctrl->chan_A)
        {
-               if (ctrl->irq != irq)
+               if (ctrl->irq != chip_irq)
                {
                        ctrl++;
                        continue;
@@ -1732,7 +1732,9 @@ static int scc_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                                
                        if (!Ivec[hwcfg.irq].used && hwcfg.irq)
                        {
-                               if (request_irq(hwcfg.irq, scc_isr, IRQF_DISABLED, "AX.25 SCC", NULL))
+                               if (request_irq(hwcfg.irq, scc_isr,
+                                               IRQF_DISABLED, "AX.25 SCC",
+                                               (void *)(long) hwcfg.irq))
                                        printk(KERN_WARNING "z8530drv: warning, cannot get IRQ %d\n", hwcfg.irq);
                                else
                                        Ivec[hwcfg.irq].used = 1;