From: Marek Vasut on
Signed-off-by: Marek Vasut <marek.vasut(a)gmail.com>
---
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 90e143e..317aff4 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;
--
1.7.1

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