diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/core/mm.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/core/mm.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/gpu/drm/nouveau/core/core/mm.c b/drivers/gpu/drm/nouveau/core/core/mm.c index a6d3cd6490f7..0261a11b2ae0 100644 --- a/drivers/gpu/drm/nouveau/core/core/mm.c +++ b/drivers/gpu/drm/nouveau/core/core/mm.c @@ -234,15 +234,18 @@ nouveau_mm_init(struct nouveau_mm *mm, u32 offset, u32 length, u32 block) int nouveau_mm_fini(struct nouveau_mm *mm) { - struct nouveau_mm_node *node, *heap = - list_first_entry(&mm->nodes, struct nouveau_mm_node, nl_entry); - int nodes = 0; + if (nouveau_mm_initialised(mm)) { + struct nouveau_mm_node *node, *heap = + list_first_entry(&mm->nodes, typeof(*heap), nl_entry); + int nodes = 0; + + list_for_each_entry(node, &mm->nodes, nl_entry) { + if (WARN_ON(nodes++ == mm->heap_nodes)) + return -EBUSY; + } - list_for_each_entry(node, &mm->nodes, nl_entry) { - if (WARN_ON(nodes++ == mm->heap_nodes)) - return -EBUSY; + kfree(heap); } - kfree(heap); return 0; } |