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| author | Hewenliang <hewenliang4@huawei.com> | 2019-12-09 09:35:49 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-05 17:43:41 +0300 |
| commit | 6cb939e8d47d2edf74761d885aeb66a75d0620b5 (patch) | |
| tree | 4eb0f45e09fc2f2f6a9070cd5b851746e65d85a3 /tools | |
| parent | 17d87b3e0b2e26b1ce13c70c10e998cbdcf2bb59 (diff) | |
| download | linux-6cb939e8d47d2edf74761d885aeb66a75d0620b5.tar.xz | |
tools lib traceevent: Fix memory leakage in filter_event
[ Upstream commit f84ae29a6169318f9c929720c49d96323d2bbab9 ]
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>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/lib/traceevent/parse-filter.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/lib/traceevent/parse-filter.c b/tools/lib/traceevent/parse-filter.c index 2700f1f17876..27248a0aad84 100644 --- a/tools/lib/traceevent/parse-filter.c +++ b/tools/lib/traceevent/parse-filter.c @@ -1227,8 +1227,10 @@ filter_event(struct event_filter *filter, struct event_format *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); |