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pata_platform: Fix NULL pointer dereference

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pata_platform: Fix NULL pointer dereference

pata_platform currently dereferences a NULL pointer in pata_platform_probe()
if pdev->dev.platform_data is set to NULL. This breakage was most likely
introduced by commit 5f45bc5097.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Magnus Damm 2007-07-20 12:50:58 +09:00 committed by Jeff Garzik
parent 0ea9e179f4
commit 83b6839ec3
1 changed files with 3 additions and 2 deletions
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5
drivers/ata/pata_platform.c
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@ -213,8 +213,9 @@ static int __devinit pata_platform_probe(struct platform_device *pdev)
pata_platform_setup_port(&ap->ioaddr, pp_info);
/* activate */
return ata_host_activate(host, platform_get_irq(pdev, 0), ata_interrupt,
pp_info->irq_flags, &pata_platform_sht);
return ata_host_activate(host, platform_get_irq(pdev, 0),
ata_interrupt, pp_info ? pp_info->irq_flags
: 0, &pata_platform_sht);
}
/**