drm/i915: don't leak struct_mutex lock on ppgtt init failures
Reported-by: Konstantin Belousov <kostikbel@gmail.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 8a62285..785f67f 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1222,8 +1222,10 @@
i915_gem_do_init(dev, 0, mappable_size, gtt_size);
ret = i915_gem_init_aliasing_ppgtt(dev);
- if (ret)
+ if (ret) {
+ mutex_unlock(&dev->struct_mutex);
return ret;
+ }
} else {
/* Let GEM Manage all of the aperture.
*