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gen_nand: Test if nr_chips field is valid 

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Marek Vasut 2010-08-12 03:53:55 +01:00 committed by David Woodhouse
parent ef56609f9c
commit 01cd2ababd
1 changed files with 5 additions and 0 deletions
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5
drivers/mtd/nand/plat_nand.c
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@ -37,6 +37,11 @@ static int __devinit plat_nand_probe(struct platform_device *pdev)
struct resource *res;
int err = 0;
if (pdata->chip.nr_chips < 1) {
dev_err(&pdev->dev, "invalid number of chips specified\n");
return -EINVAL;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -ENXIO;