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[netdrvr] CS89X0: Add cleanup for dma after fail 

After request_dma() succeeding, any error path should do free_dma().

Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Wang Chen 2008-05-30 11:18:55 +08:00 committed by Jeff Garzik
parent b055629eae
commit 17a9440f7d
1 changed files with 7 additions and 3 deletions
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10
drivers/net/cs89x0.c
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@ -1394,7 +1394,11 @@ net_open(struct net_device *dev)
#endif
if (!result) {
printk(KERN_ERR "%s: EEPROM is configured for unavailable media\n", dev->name);
release_irq:
release_dma:
#if ALLOW_DMA
free_dma(dev->dma);
#endif
release_irq:
#if ALLOW_DMA
release_dma_buff(lp);
#endif
@ -1442,12 +1446,12 @@ net_open(struct net_device *dev)
if ((result = detect_bnc(dev)) != DETECTED_NONE)
break;
printk(KERN_ERR "%s: no media detected\n", dev->name);
goto release_irq;
goto release_dma;
}
switch(result) {
case DETECTED_NONE:
printk(KERN_ERR "%s: no network cable attached to configured media\n", dev->name);
goto release_irq;
goto release_dma;
case DETECTED_RJ45H:
printk(KERN_INFO "%s: using half-duplex 10Base-T (RJ-45)\n", dev->name);
break;