drm/i915: Do not return -1 from shrinker when nr_to_scan == 0

The error code is only expected during the actual pruning and not during
the first measurement (nr_to_scan == 0) pass.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index d4d8f888db85..7569b77fb403 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4994,7 +4994,7 @@ i915_gem_inactive_shrink(struct shrinker *shrinker,
         int cnt;
 
         if (!mutex_trylock(&dev->struct_mutex))
-                return nr_to_scan ? 0 : -1;
+                return 0;
 
         /* "fast-path" to count number of available objects */
         if (nr_to_scan == 0) {