[Intel-gfx] [PATCH] drm/i915: initialize ret in i915_gem_evict_something

[Matthew Auld]

If we find a suitable victim node on our first pass, then ret
will be uninitialized which could lead to some funny business later.

Fixes: 9332f3b1b99a ("drm/i915: Combine loops within i915_gem_evict_something")
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Signed-off-by: Matthew Auld <matthew.auld at intel.com>
---
 drivers/gpu/drm/i915/i915_gem_evict.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c
index 50129ec1caab..19716548c455 100644
--- a/drivers/gpu/drm/i915/i915_gem_evict.c
+++ b/drivers/gpu/drm/i915/i915_gem_evict.c
@@ -109,7 +109,7 @@ i915_gem_evict_something(struct i915_address_space *vm,
 	}, **phase;
 	struct i915_vma *vma, *next;
 	struct drm_mm_node *node;
-	int ret;
+	int ret = 0;
 
 	lockdep_assert_held(&vm->i915->drm.struct_mutex);
 	trace_i915_gem_evict(vm, min_size, alignment, flags);
-- 
2.7.4