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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/e2100.c
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@ -162,12 +162,7 @@ struct net_device * __init e2100_probe(int unit)
err = do_e2100_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);
@ -286,6 +281,9 @@ static int __init e21_probe1(struct net_device *dev, int ioaddr)
#endif
NS8390_init(dev, 0);
retval = register_netdev(dev);
if (retval)
goto out;
return 0;
out:
release_region(ioaddr, E21_IO_EXTENT);
@ -453,11 +451,8 @@ init_module(void)
dev->mem_start = mem[this_dev];
dev->mem_end = xcvr[this_dev]; /* low 4bits = xcvr sel. */
if (do_e2100_probe(dev) == 0) {
if (register_netdev(dev) == 0) {
dev_e21[found++] = dev;
continue;
}
cleanup_card(dev);
dev_e21[found++] = dev;
continue;
}
free_netdev(dev);
printk(KERN_WARNING "e2100.c: No E2100 card found (i/o = 0x%x).\n", io[this_dev]);