On Fri, 2021-12-24 at 08:21 +0000, Miaoqian Lin wrote:
The of_device_get_match_data() function may return NULL. Add check to prevent potential null dereference.
Signed-off-by: Miaoqian Lin linmq006@gmail.com
drivers/phy/mediatek/phy-mtk-mipi-dsi.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/phy/mediatek/phy-mtk-mipi-dsi.c b/drivers/phy/mediatek/phy-mtk-mipi-dsi.c index 28ad9403c441..67b005d5b9e3 100644 --- a/drivers/phy/mediatek/phy-mtk-mipi-dsi.c +++ b/drivers/phy/mediatek/phy-mtk-mipi-dsi.c @@ -146,6 +146,8 @@ static int mtk_mipi_tx_probe(struct platform_device *pdev) return -ENOMEM;
mipi_tx->driver_data = of_device_get_match_data(dev);
if (!mipi_tx->driver_data)
return -ENODEV;mipi_tx->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(mipi_tx->regs))
Acked-by: Chunfeng Yun chunfeng.yun@mediatek.com
Thanks