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| author | Marek Vasut <marek.vasut@gmail.com> | 2010-08-12 03:53:55 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-26 16:46:08 -0700 |
| commit | 1cfe75af2d0dd55aa30acbff82e37598d07c2763 (patch) | |
| tree | 6c2d11c21ac3d1f18b7b39f81048715eecc17421 | |
| parent | ea554ee37bcf4ad4f70b100287ffc84c2cf33066 (diff) | |
gen_nand: Test if nr_chips field is valid
commit 01cd2ababddd55a127caa1cd20d570637e0d42e1 upstream.
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/mtd/nand/plat_nand.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/mtd/nand/plat_nand.c b/drivers/mtd/nand/plat_nand.c index 90e143e5ad3..317aff428e4 100644 --- a/drivers/mtd/nand/plat_nand.c +++ b/drivers/mtd/nand/plat_nand.c @@ -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; |