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drm/vc4: perfmon: Add missing mutex_destroy
author
Maxime Ripard
<maxime@cerno.tech>
Mon, 11 Jul 2022 17:39:36 +0000
(19:39 +0200)
committer
Maxime Ripard
<maxime@cerno.tech>
Wed, 13 Jul 2022 08:46:13 +0000
(10:46 +0200)
vc4_perfmon_open_file() will instantiate a mutex for that file instance,
but we never call mutex_destroy () in vc4_perfmon_close_file().
Let's add that missing call.
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link:
https://lore.kernel.org/r/20220711173939.1132294-67-maxime@cerno.tech
drivers/gpu/drm/vc4/vc4_perfmon.c
patch
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diff --git
a/drivers/gpu/drm/vc4/vc4_perfmon.c
b/drivers/gpu/drm/vc4/vc4_perfmon.c
index
79a7418
..
c4ac2c9
100644
(file)
--- a/
drivers/gpu/drm/vc4/vc4_perfmon.c
+++ b/
drivers/gpu/drm/vc4/vc4_perfmon.c
@@
-133,6
+133,7
@@
void vc4_perfmon_close_file(struct vc4_file *vc4file)
idr_for_each(&vc4file->perfmon.idr, vc4_perfmon_idr_del, NULL);
idr_destroy(&vc4file->perfmon.idr);
mutex_unlock(&vc4file->perfmon.lock);
+ mutex_destroy(&vc4file->perfmon.lock);
}
int vc4_perfmon_create_ioctl(struct drm_device *dev, void *data,