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authorJeff Garzik <jeff@garzik.org>2006-10-06 14:56:04 -0400
committerJeff Garzik <jeff@garzik.org>2006-10-06 14:56:04 -0400
commitc31f28e778ab299a5035ea2bda64f245b8915d7c (patch)
tree92d1070b0ae0c3528ab2c8787c4402fd8adf5a5f /drivers/net/sb1000.c
parent86d91bab4806191a8126502d80d729c2a4765ebe (diff)
downloadop-kernel-dev-c31f28e778ab299a5035ea2bda64f245b8915d7c.zip
op-kernel-dev-c31f28e778ab299a5035ea2bda64f245b8915d7c.tar.gz
drivers/net: eliminate irq handler impossible checks, needless casts
- Eliminate check for irq handler 'dev_id==NULL' where the condition never occurs. - Eliminate needless casts to/from void* Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/sb1000.c')
-rw-r--r--drivers/net/sb1000.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/net/sb1000.c b/drivers/net/sb1000.c
index dc30dee..b9fa4fb 100644
--- a/drivers/net/sb1000.c
+++ b/drivers/net/sb1000.c
@@ -1084,19 +1084,13 @@ static irqreturn_t sb1000_interrupt(int irq, void *dev_id)
char *name;
unsigned char st;
int ioaddr[2];
- struct net_device *dev = (struct net_device *) dev_id;
+ struct net_device *dev = dev_id;
struct sb1000_private *lp = netdev_priv(dev);
const unsigned char Command0[6] = {0x80, 0x2c, 0x00, 0x00, 0x00, 0x00};
const unsigned char Command1[6] = {0x80, 0x2e, 0x00, 0x00, 0x00, 0x00};
const int MaxRxErrorCount = 6;
- if (dev == NULL) {
- printk(KERN_ERR "sb1000_interrupt(): irq %d for unknown device.\n",
- irq);
- return IRQ_NONE;
- }
-
ioaddr[0] = dev->base_addr;
/* mem_start holds the second I/O address */
ioaddr[1] = dev->mem_start;
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