[Intel-gfx] [PATCH] drm/i915/buddy: tidy up i915_buddy_fini

[Matthew Auld]

If we are leaking nodes don't hide it. Also stop trying to be
"defensive" and instead embrace Kasan et al.

Signed-off-by: Matthew Auld <matthew.auld at intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/i915_buddy.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_buddy.c b/drivers/gpu/drm/i915/i915_buddy.c
index b679ab6fd889..5995247fdf76 100644
--- a/drivers/gpu/drm/i915/i915_buddy.c
+++ b/drivers/gpu/drm/i915/i915_buddy.c
@@ -171,15 +171,10 @@ int i915_buddy_init(struct i915_buddy_mm *mm, u64 size, u64 chunk_size)
 
 void i915_buddy_fini(struct i915_buddy_mm *mm)
 {
-	int err = 0;
 	int i;
 
 	for (i = 0; i < mm->n_roots; ++i) {
-		if (!i915_buddy_block_is_free(mm->roots[i])) {
-			err = -EBUSY;
-			continue;
-		}
-
+		GEM_WARN_ON(!i915_buddy_block_is_free(mm->roots[i]));
 		i915_block_free(mm->roots[i]);
 	}
 
-- 
2.20.1