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| author | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2023-06-26 12:14:50 +0300 |
|---|---|---|
| committer | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2023-06-27 09:56:23 +0300 |
| commit | a590f03d8de7c4cb7ce4916dc7f2fd10711faabe (patch) | |
| tree | 9d58257f82c729e4f83356c85437e504c761bb6b /drivers/gpu/drm/ttm | |
| parent | e8188c461ee015ba0b9ab2fc82dbd5ebca5a5532 (diff) | |
| download | linux-a590f03d8de7c4cb7ce4916dc7f2fd10711faabe.tar.xz | |
drm/ttm: Don't leak a resource on swapout move error
If moving the bo to system for swapout failed, we were leaking
a resource. Fix.
Fixes: bfa3357ef9ab ("drm/ttm: allocate resource object instead of embedding it v2")
Cc: Christian König <christian.koenig@amd.com>
Cc: "Christian König" <ckoenig.leichtzumerken@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Cc: <stable@vger.kernel.org> # v5.14+
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230626091450.14757-5-thomas.hellstrom@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/ttm')
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index d364639a2752..1a1cfd675cc4 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -1167,6 +1167,7 @@ int ttm_bo_swapout(struct ttm_buffer_object *bo, struct ttm_operation_ctx *ctx, ret = ttm_bo_handle_move_mem(bo, evict_mem, true, &ctx, &hop); if (unlikely(ret != 0)) { WARN(ret == -EMULTIHOP, "Unexpected multihop in swaput - likely driver bug.\n"); + ttm_resource_free(bo, &evict_mem); goto out; } } |