diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2011-01-13 21:44:18 +0100 |
|---|---|---|
| committer | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2011-02-15 09:26:28 +0100 |
| commit | 28e2188efc614c714c69dd5c3f063e066e80d3ba (patch) | |
| tree | e9db61aa5324f31d051efdaef6d898db7a384f8d /drivers/net/fec.c | |
| parent | 8a73b0bc86366113e13d079b3de76df6e94a4a5c (diff) | |
| download | op-kernel-dev-28e2188efc614c714c69dd5c3f063e066e80d3ba.zip op-kernel-dev-28e2188efc614c714c69dd5c3f063e066e80d3ba.tar.gz | |
net/fec: release mem_region requested in probe in error path and remove
Reported-by: Lothar Waßmann <LW@KARO-electronics.de>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Diffstat (limited to 'drivers/net/fec.c')
| -rw-r--r-- | drivers/net/fec.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/fec.c b/drivers/net/fec.c index 3e6e923..b079826 100644 --- a/drivers/net/fec.c +++ b/drivers/net/fec.c @@ -1377,8 +1377,10 @@ fec_probe(struct platform_device *pdev) /* Init network device */ ndev = alloc_etherdev(sizeof(struct fec_enet_private)); - if (!ndev) - return -ENOMEM; + if (!ndev) { + ret = -ENOMEM; + goto failed_alloc_etherdev; + } SET_NETDEV_DEV(ndev, &pdev->dev); @@ -1456,6 +1458,8 @@ failed_irq: iounmap((void __iomem *)ndev->base_addr); failed_ioremap: free_netdev(ndev); +failed_alloc_etherdev: + release_mem_region(r->start, resource_size(r)); return ret; } @@ -1465,6 +1469,7 @@ fec_drv_remove(struct platform_device *pdev) { struct net_device *ndev = platform_get_drvdata(pdev); struct fec_enet_private *fep = netdev_priv(ndev); + struct resource *r; platform_set_drvdata(pdev, NULL); @@ -1475,6 +1480,11 @@ fec_drv_remove(struct platform_device *pdev) iounmap((void __iomem *)ndev->base_addr); unregister_netdev(ndev); free_netdev(ndev); + + r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + BUG_ON(!r); + release_mem_region(r->start, resource_size(r)); + return 0; } |
