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[netdrvr] smc91x: fix resource removal (null ptr deref)

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Properly handle resource cleanup on unplug/exit.

Spotted by Jonathan Cameron

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Jeff Garzik 2008-08-27 05:54:30 -04:00 committed by Jeff Garzik
parent 45e15bb734
commit 6fc30db563
1 changed files with 1 additions and 1 deletions
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2
drivers/net/smc91x.c
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@ -2255,7 +2255,7 @@ static int smc_drv_remove(struct platform_device *pdev)
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs");
if (!res)
platform_get_resource(pdev, IORESOURCE_MEM, 0);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
release_mem_region(res->start, SMC_IO_EXTENT);
free_netdev(ndev);