PTR_ERR should access the value just tested by IS_ERR, otherwise
the wrong error code will be returned.
Fixes: d1667b86795a ("drm/hisilicon/hibmc: Add support for frame buffer")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Gustavo Padovan <gustavo.padovan@collabora.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170112151921.16538-1-weiyj.lk@gmail.com
hi_fbdev->fb = hibmc_framebuffer_init(priv->dev, &mode_cmd, gobj);
if (IS_ERR(hi_fbdev->fb)) {
- ret = PTR_ERR(info);
+ ret = PTR_ERR(hi_fbdev->fb);
DRM_ERROR("failed to initialize framebuffer: %d\n", ret);
goto out_release_fbi;
}