drm/i915: fix up error path leak in i915_cmdbuffer
Commit 201361a5 introduces a leak when unwinding on error. Reorder
unwind, and eliminate leak.
Cc: Eric Anholt <eric@anholt.net>
Cc: Keith Packard <keithp@keithp.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
[anholt: fixed uninit variable use introduced in original patch]
Signed-off-by: Eric Anholt <eric@anholt.net>
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 27261438..051134c 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -713,18 +713,18 @@
mutex_unlock(&dev->struct_mutex);
if (ret) {
DRM_ERROR("i915_dispatch_cmdbuffer failed\n");
- goto fail_batch_free;
+ goto fail_clip_free;
}
if (sarea_priv)
sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
-fail_batch_free:
- drm_free(batch_data, cmdbuf->sz, DRM_MEM_DRIVER);
fail_clip_free:
drm_free(cliprects,
cmdbuf->num_cliprects * sizeof(struct drm_clip_rect),
DRM_MEM_DRIVER);
+fail_batch_free:
+ drm_free(batch_data, cmdbuf->sz, DRM_MEM_DRIVER);
return ret;
}
