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[netdrvr] Fix register_netdev() races in older ISA net drivers

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This commit is contained in:
2005-05-12 20:11:55 -04:00
committed by Jeff Garzik
parent 88d7bd8cb9
commit b1fc5505e0
21 changed files with 156 additions and 228 deletions
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15
drivers/net/hp-plus.c
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@ -159,12 +159,7 @@ struct net_device * __init hp_plus_probe(int unit)
err = do_hpp_probe(dev);
if (err)
goto out;
err = register_netdev(dev);
if (err)
goto out1;
return dev;
out1:
cleanup_card(dev);
out:
free_netdev(dev);
return ERR_PTR(err);
@ -271,6 +266,9 @@ static int __init hpp_probe1(struct net_device *dev, int ioaddr)
/* Leave the 8390 and HP chip reset. */
outw(inw(ioaddr + HPP_OPTION) & ~EnableIRQ, ioaddr + HPP_OPTION);
retval = register_netdev(dev);
if (retval)
goto out;
return 0;
out:
release_region(ioaddr, HP_IO_EXTENT);
@ -463,11 +461,8 @@ init_module(void)
dev->irq = irq[this_dev];
dev->base_addr = io[this_dev];
if (do_hpp_probe(dev) == 0) {
if (register_netdev(dev) == 0) {
dev_hpp[found++] = dev;
continue;
}
cleanup_card(dev);
dev_hpp[found++] = dev;
continue;
}
free_netdev(dev);
printk(KERN_WARNING "hp-plus.c: No HP-Plus card found (i/o = 0x%x).\n", io[this_dev]);