linux-kernel - Re: [PATCH] video: fbdev: radeon: Fix memleak in radeonfb_pci

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Date:   Tue, 8 Sep 2020 13:37:36 +0200
From:   Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:     Mathieu Malaterre <malat@...ian.org>,
        Dinghao Liu <dinghao.liu@....edu.cn>
Cc:     kjlu@....edu, Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Linux Fbdev development list <linux-fbdev@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] video: fbdev: radeon: Fix memleak in
 radeonfb_pci_register


On 8/25/20 9:47 AM, Mathieu Malaterre wrote:
> On Tue, Aug 25, 2020 at 9:27 AM Dinghao Liu <dinghao.liu@....edu.cn> wrote:
>>
>> When radeon_kick_out_firmware_fb() fails, info should be
>> freed just like the subsequent error paths.
>>
>> Fixes: 069ee21a82344 ("fbdev: Fix loading of module radeonfb on PowerMac")
>> Signed-off-by: Dinghao Liu <dinghao.liu@....edu.cn>
>> ---
>>  drivers/video/fbdev/aty/radeon_base.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/video/fbdev/aty/radeon_base.c b/drivers/video/fbdev/aty/radeon_base.c
>> index 3fe509cb9b87..13bd2bd5c043 100644
>> --- a/drivers/video/fbdev/aty/radeon_base.c
>> +++ b/drivers/video/fbdev/aty/radeon_base.c
>> @@ -2307,7 +2307,7 @@ static int radeonfb_pci_register(struct pci_dev *pdev,
>>
>>         ret = radeon_kick_out_firmware_fb(pdev);
>>         if (ret)
>> -               return ret;
>> +               goto err_release_fb;
> 
> Good catch ! Thanks
> 
> Reviewed-by: Mathieu Malaterre <malat@...ian.org>

Applied to drm-misc-next tree, thanks.

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

>>         /* request the mem regions */
>>         ret = pci_request_region(pdev, 0, "radeonfb framebuffer");
>> --
>> 2.17.1