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Date: Mon, 24 Aug 2020 12:35:44 -0400 From: Sasha Levin <sashal@...nel.org> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: Xin He <hexin.op@...edance.com>, Qi Liu <liuqi.16@...edance.com>, Gerd Hoffmann <kraxel@...hat.com>, Sasha Levin <sashal@...nel.org>, dri-devel@...ts.freedesktop.org, virtualization@...ts.linux-foundation.org Subject: [PATCH AUTOSEL 5.7 05/54] drm/virtio: fix memory leak in virtio_gpu_cleanup_object() From: Xin He <hexin.op@...edance.com> [ Upstream commit 836b194d65782aaec4485a07d2aab52d3f698505 ] Before setting shmem->pages to NULL, kfree() should be called. Signed-off-by: Xin He <hexin.op@...edance.com> Reviewed-by: Qi Liu <liuqi.16@...edance.com> Link: http://patchwork.freedesktop.org/patch/msgid/20200722051851.72662-1-hexin.op@bytedance.com Signed-off-by: Gerd Hoffmann <kraxel@...hat.com> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/gpu/drm/virtio/virtgpu_object.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c b/drivers/gpu/drm/virtio/virtgpu_object.c index d9039bb7c5e37..1e65c5ac573b1 100644 --- a/drivers/gpu/drm/virtio/virtgpu_object.c +++ b/drivers/gpu/drm/virtio/virtgpu_object.c @@ -79,6 +79,7 @@ void virtio_gpu_cleanup_object(struct virtio_gpu_object *bo) } sg_free_table(shmem->pages); + kfree(shmem->pages); shmem->pages = NULL; drm_gem_shmem_unpin(&bo->base.base); } -- 2.25.1
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