@@ -651,8 +651,6 @@ static int dspi_probe(struct platform_device *pdev)
struct resource *res;
void __iomem *base;
int ret = 0, cs_num, bus_num;
- const struct of_device_id *of_id =
- of_match_device(fsl_dspi_dt_ids, &pdev->dev);
master = spi_alloc_master(&pdev->dev, sizeof(struct fsl_dspi));
if (!master)
@@ -686,7 +684,7 @@ static int dspi_probe(struct platform_device *pdev)
}
master->bus_num = bus_num;
- dspi->devtype_data = of_id->data;
+ dspi->devtype_data = of_device_get_match_data(&pdev->dev);
if (!dspi->devtype_data) {
dev_err(&pdev->dev, "can't get devtype_data\n");
ret = -EFAULT;
of_match_device could return NULL, and so cause a NULL pointer dereference later. For fixing this problem, we use of_device_get_match_data(), this will simplify the code a little by using a standard function for getting the match data. Reported-by: coverity (CID 1324129) Signed-off-by: LABBE Corentin <clabbe.montjoie@gmail.com> --- drivers/spi/spi-fsl-dspi.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)