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Diffstat (limited to '')
| -rw-r--r-- | scripts/coccinelle/api/drm-get-put.cocci | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/scripts/coccinelle/api/drm-get-put.cocci b/scripts/coccinelle/api/drm-get-put.cocci new file mode 100644 index 000000000..3a09c97ad --- /dev/null +++ b/scripts/coccinelle/api/drm-get-put.cocci @@ -0,0 +1,78 @@ +// SPDX-License-Identifier: GPL-2.0 +/// +/// Use drm_*_get() and drm_*_put() helpers instead of drm_*_reference() and +/// drm_*_unreference() helpers. +/// +// Confidence: High +// Copyright: (C) 2017 NVIDIA Corporation +// Options: --no-includes --include-headers +// + +virtual patch +virtual report + +@depends on patch@ +expression object; +@@ + +( +- drm_connector_reference(object) ++ drm_connector_get(object) +| +- drm_connector_unreference(object) ++ drm_connector_put(object) +| +- drm_framebuffer_reference(object) ++ drm_framebuffer_get(object) +| +- drm_framebuffer_unreference(object) ++ drm_framebuffer_put(object) +| +- drm_gem_object_reference(object) ++ drm_gem_object_get(object) +| +- drm_gem_object_unreference(object) ++ drm_gem_object_put(object) +| +- __drm_gem_object_unreference(object) ++ __drm_gem_object_put(object) +| +- drm_gem_object_unreference_unlocked(object) ++ drm_gem_object_put_unlocked(object) +| +- drm_dev_unref(object) ++ drm_dev_put(object) +) + +@r depends on report@ +expression object; +position p; +@@ + +( +drm_connector_unreference@p(object) +| +drm_connector_reference@p(object) +| +drm_framebuffer_unreference@p(object) +| +drm_framebuffer_reference@p(object) +| +drm_gem_object_unreference@p(object) +| +drm_gem_object_reference@p(object) +| +__drm_gem_object_unreference(object) +| +drm_gem_object_unreference_unlocked(object) +| +drm_dev_unref@p(object) +) + +@script:python depends on report@ +object << r.object; +p << r.p; +@@ + +msg="WARNING: use get/put helpers to reference and dereference %s" % (object) +coccilib.report.print_report(p[0], msg) |