of_match_device could return NULL, and so cause a NULL pointer dereference later.
Signed-off-by: LABBE Corentin <clabbe.montj...@gmail.com> --- drivers/mtd/nand/atmel_nand.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index 475c938..7902967 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -1496,8 +1496,9 @@ static int atmel_of_init_port(struct atmel_nand_host *host, struct atmel_nand_data *board = &host->board; enum of_gpio_flags flags = 0; - host->caps = (struct atmel_nand_caps *) - of_match_device(atmel_nand_dt_ids, host->dev)->data; + host->caps = of_device_get_match_data(host->dev); + if (!host->caps) + return 1; if (of_property_read_u32(np, "atmel,nand-addr-offset", &val) == 0) { if (val >= 32) { -- 2.4.10 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/