1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index bc677362bc73..10b1f7a4fe50 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -1608,6 +1608,8 @@ static int alloc_nand_resource(struct platform_device *pdev)
         int ret, irq, cs;
 
         pdata = dev_get_platdata(&pdev->dev);
+        if (pdata->num_cs <= 0)
+                return -ENODEV;
         info = devm_kzalloc(&pdev->dev, sizeof(*info) + (sizeof(*mtd) +
                             sizeof(*host)) * pdata->num_cs, GFP_KERNEL);
         if (!info)