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path: root/kernel/trace/trace_events_filter.c
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Diffstat (limited to 'kernel/trace/trace_events_filter.c')
-rw-r--r--kernel/trace/trace_events_filter.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index 85ad6a8..22c2998 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -1079,9 +1079,10 @@ int apply_event_filter(struct ftrace_event_call *call, char *filter_string)
return 0;
}
+ err = -ENOMEM;
ps = kzalloc(sizeof(*ps), GFP_KERNEL);
if (!ps)
- return -ENOMEM;
+ goto out_unlock;
filter_disable_preds(call);
replace_filter_string(call->filter, filter_string);
@@ -1101,7 +1102,7 @@ out:
filter_opstack_clear(ps);
postfix_clear(ps);
kfree(ps);
-
+out_unlock:
mutex_unlock(&filter_mutex);
return err;
@@ -1123,9 +1124,10 @@ int apply_subsystem_event_filter(struct event_subsystem *system,
return 0;
}
+ err = -ENOMEM;
ps = kzalloc(sizeof(*ps), GFP_KERNEL);
if (!ps)
- return -ENOMEM;
+ goto out_unlock;
filter_free_subsystem_preds(system);
replace_filter_string(system->filter, filter_string);
@@ -1145,7 +1147,7 @@ out:
filter_opstack_clear(ps);
postfix_clear(ps);
kfree(ps);
-
+out_unlock:
mutex_unlock(&filter_mutex);
return err;