[PATCH 1/2] drm/v3d: remove duplicated kfree in v3d_submit_cl_ioctl()

yukuai (C) yukuai3 at huawei.com
Tue Jun 9 14:19:01 UTC 2020


ping ?

On 2020/6/1 20:32, yu kuai wrote:
> kfree() is called twice for the same variable 'bin', the first is
> introduced in commit 0d352a3a8a1f ("drm/v3d: don't leak bin job if
> v3d_job_init fails."), while the second is introduced in
> commit 29cd13cfd762 ("drm/v3d: Fix memory leak in v3d_submit_cl_ioctl").
> The latter one should fail since there is a conflict, however, it got
> merged somehow.
> 
> Fix it by removing the function call which is introduced later.
> 
> Fixes: 29cd13cfd762 ("drm/v3d: Fix memory leak in v3d_submit_cl_ioctl")
> Signed-off-by: yu kuai <yukuai3 at huawei.com>
> ---
>   drivers/gpu/drm/v3d/v3d_gem.c | 1 -
>   1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c
> index 549dde83408b..271567600921 100644
> --- a/drivers/gpu/drm/v3d/v3d_gem.c
> +++ b/drivers/gpu/drm/v3d/v3d_gem.c
> @@ -570,7 +570,6 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
>   		if (ret) {
>   			kfree(bin);
>   			v3d_job_put(&render->base);
> -			kfree(bin);
>   			return ret;
>   		}
>   
> 



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