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path: root/drivers/mtd/nand/raw/denali_dt.c
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Diffstat (limited to 'drivers/mtd/nand/raw/denali_dt.c')
-rw-r--r--drivers/mtd/nand/raw/denali_dt.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/mtd/nand/raw/denali_dt.c b/drivers/mtd/nand/raw/denali_dt.c
index 8b779a899dcf..276187939689 100644
--- a/drivers/mtd/nand/raw/denali_dt.c
+++ b/drivers/mtd/nand/raw/denali_dt.c
@@ -118,11 +118,12 @@ static int denali_dt_probe(struct platform_device *pdev)
denali = &dt->controller;
data = of_device_get_match_data(dev);
- if (data) {
- denali->revision = data->revision;
- denali->caps = data->caps;
- denali->ecc_caps = data->ecc_caps;
- }
+ if (WARN_ON(!data))
+ return -EINVAL;
+
+ denali->revision = data->revision;
+ denali->caps = data->caps;
+ denali->ecc_caps = data->ecc_caps;
denali->dev = dev;
denali->irq = platform_get_irq(pdev, 0);