On Thu, Mar 17, 2022 at 04:37:07PM +0800, Lu Wei wrote: > In function nt35950_probe(), mipi_dsi_device_register_full() is called > to create a MIPI DSI device. If it fails, a pointer encoded with an error > will be returned, so use IS_ERR() to check the return value. Besides, use > PTR_ERR to return the actual errno. > > Fixes: 623a3531e9cf ("drm/panel: Add driver for Novatek NT35950 DSI DriverIC panels") > Signed-off-by: Lu Wei <luwei32@xxxxxxxxxx> Acked-by: Sam Ravnborg <sam@xxxxxxxxxxxx>