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authorDennis Li <[email protected]>2021-05-18 19:40:59 +0800
committerAlex Deucher <[email protected]>2021-05-19 22:44:12 -0400
commit96b62c8aa47bdf063fbeff71460a4d199dd1431f (patch)
tree9bd345bad1d3e09cd1557f6dd03584a9019e0060
parente552ee40b02bb6d30b0278d03fa03fae357ec043 (diff)
drm/amdkfd: fix a resource leakage issue
The function kfd_lookup_process_by_pasid will increase the reference count of kfd_process object, its caller should call kfd_unref_process to decrease the reference count. Otherwise resource leakage will happen. Signed-off-by: Dennis Li <[email protected]> Reviewed-by: Hawking Zhang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_events.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
index 4d210f23c33c..3eea4edee355 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
@@ -1088,4 +1088,6 @@ void kfd_signal_poison_consumed_event(struct kfd_dev *dev, u32 pasid)
/* user application will handle SIGBUS signal */
send_sig(SIGBUS, p->lead_thread, 0);
+
+ kfd_unref_process(p);
}