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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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19
drivers/net/lne390.c
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@@ -167,12 +167,7 @@ struct net_device * __init lne390_probe(int unit)
err = do_lne390_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);
@@ -296,7 +291,14 @@ static int __init lne390_probe1(struct net_device *dev, int ioaddr)
dev->poll_controller = ei_poll;
#endif
NS8390_init(dev, 0);
ret = register_netdev(dev);
if (ret)
goto unmap;
return 0;
unmap:
if (ei_status.reg0)
iounmap((void *)dev->mem_start);
cleanup:
free_irq(dev->irq, dev);
return ret;
@@ -426,11 +428,8 @@ int init_module(void)
dev->base_addr = io[this_dev];
dev->mem_start = mem[this_dev];
if (do_lne390_probe(dev) == 0) {
if (register_netdev(dev) == 0) {
dev_lne[found++] = dev;
continue;
}
cleanup_card(dev);
dev_lne[found++] = dev;
continue;
}
free_netdev(dev);
printk(KERN_WARNING "lne390.c: No LNE390 card found (i/o = 0x%x).\n", io[this_dev]);