tools lib traceevent: Fix memory leakage in filter_event
[ Upstream commit f84ae29a61
]
It is necessary to call free_arg(arg) when add_filter_type() returns NULL
in filter_event().
Signed-off-by: Hewenliang <hewenliang4@huawei.com>
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Feilong Lin <linfeilong@huawei.com>
Cc: Tzvetomir Stoyanov <tstoyanov@vmware.com>
Link: http://lore.kernel.org/lkml/20191209063549.59941-1-hewenliang4@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
parent
22946b8397
commit
91f91139d3
|
@ -1228,8 +1228,10 @@ filter_event(struct tep_event_filter *filter, struct tep_event *event,
|
|||
}
|
||||
|
||||
filter_type = add_filter_type(filter, event->id);
|
||||
if (filter_type == NULL)
|
||||
if (filter_type == NULL) {
|
||||
free_arg(arg);
|
||||
return TEP_ERRNO__MEM_ALLOC_FAILED;
|
||||
}
|
||||
|
||||
if (filter_type->filter)
|
||||
free_arg(filter_type->filter);
|
||||
|
|
Loading…
Reference in New Issue