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author <herbert@gondor.apana.org.au>2005-05-12 20:11:55 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-05-12 20:11:55 -0400
commitb1fc5505e0dbcc3fd7c75bfe6bee39ec50080963 (patch)
treef8c0bb679dc8e72816e16820c3dbcccf924097eb /drivers/net/lance.c
parent88d7bd8cb9eb8d64bf7997600b0d64f7834047c5 (diff)
[netdrvr] Fix register_netdev() races in older ISA net drivers
Diffstat (limited to 'drivers/net/lance.c')
-rw-r--r--drivers/net/lance.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/net/lance.c b/drivers/net/lance.c
index dec557fb6a99..ca90f0d1e4b0 100644
--- a/drivers/net/lance.c
+++ b/drivers/net/lance.c
@@ -356,11 +356,8 @@ int init_module(void)
356 dev->base_addr = io[this_dev]; 356 dev->base_addr = io[this_dev];
357 dev->dma = dma[this_dev]; 357 dev->dma = dma[this_dev];
358 if (do_lance_probe(dev) == 0) { 358 if (do_lance_probe(dev) == 0) {
359 if (register_netdev(dev) == 0) { 359 dev_lance[found++] = dev;
360 dev_lance[found++] = dev; 360 continue;
361 continue;
362 }
363 cleanup_card(dev);
364 } 361 }
365 free_netdev(dev); 362 free_netdev(dev);
366 break; 363 break;
@@ -448,12 +445,7 @@ struct net_device * __init lance_probe(int unit)
448 err = do_lance_probe(dev); 445 err = do_lance_probe(dev);
449 if (err) 446 if (err)
450 goto out; 447 goto out;
451 err = register_netdev(dev);
452 if (err)
453 goto out1;
454 return dev; 448 return dev;
455out1:
456 cleanup_card(dev);
457out: 449out:
458 free_netdev(dev); 450 free_netdev(dev);
459 return ERR_PTR(err); 451 return ERR_PTR(err);
@@ -724,6 +716,9 @@ static int __init lance_probe1(struct net_device *dev, int ioaddr, int irq, int
724 dev->tx_timeout = lance_tx_timeout; 716 dev->tx_timeout = lance_tx_timeout;
725 dev->watchdog_timeo = TX_TIMEOUT; 717 dev->watchdog_timeo = TX_TIMEOUT;
726 718
719 err = register_netdev(dev);
720 if (err)
721 goto out_dma;
727 return 0; 722 return 0;
728out_dma: 723out_dma:
729 if (dev->dma != 4) 724 if (dev->dma != 4)