On 3/24/20 2:23 PM, Chuhong Yuan wrote:
> The driver calls register_framebuffer() in probe but does not call
> unregister_framebuffer() in remove.
> Rename current remove to __s1d13xxxfb_remove() for error handler.
> Then add a new remove to call unregister_framebuffer().
>
> Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx>
Patch queued for v5.8 (w/ extra newline removed), thanks.
Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics
> ---
> Changes in v3:
> - Fix code style.
> - Set __s1d13xxxfb_remove() to return void.
> - Remove redundant check for info.
>
> drivers/video/fbdev/s1d13xxxfb.c | 15 +++++++++++----
> 1 file changed, 11 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/video/fbdev/s1d13xxxfb.c b/drivers/video/fbdev/s1d13xxxfb.c
> index 8048499e398d..d51ef7619115 100644
> --- a/drivers/video/fbdev/s1d13xxxfb.c
> +++ b/drivers/video/fbdev/s1d13xxxfb.c
> @@ -721,9 +721,7 @@ static void s1d13xxxfb_fetch_hw_state(struct fb_info *info)
> xres, yres, xres_virtual, yres_virtual, is_color, is_dual, is_tft);
> }
>
> -
> -static int
> -s1d13xxxfb_remove(struct platform_device *pdev)
> +static void __s1d13xxxfb_remove(struct platform_device *pdev)
> {
> struct fb_info *info = platform_get_drvdata(pdev);
> struct s1d13xxxfb_par *par = NULL;
> @@ -749,9 +747,18 @@ s1d13xxxfb_remove(struct platform_device *pdev)
> pdev->resource[0].end - pdev->resource[0].start +1);
> release_mem_region(pdev->resource[1].start,
> pdev->resource[1].end - pdev->resource[1].start +1);
> +}
> +
> +static int s1d13xxxfb_remove(struct platform_device *pdev)
> +{
> + struct fb_info *info = platform_get_drvdata(pdev);
> +
> + unregister_framebuffer(info);
> + __s1d13xxxfb_remove(pdev);
> return 0;
> }
>
> +
> static int s1d13xxxfb_probe(struct platform_device *pdev)
> {
> struct s1d13xxxfb_par *default_par;
> @@ -895,7 +902,7 @@ static int s1d13xxxfb_probe(struct platform_device *pdev)
> return 0;
>
> bail:
> - s1d13xxxfb_remove(pdev);
> + __s1d13xxxfb_remove(pdev);
> return ret;
>
> }
>
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