3.18-stable review patch. If anyone has any objections, please let me know.
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From: Sanskriti Sharma sansharm@redhat.com
[ Upstream commit faedbf3fd19f2511a39397f76359e4cc6ee93072 ]
Free tracing_data structure in tracing_data_get() error paths.
Fixes the following coverity complaint:
Error: RESOURCE_LEAK (CWE-772): leaked_storage: Variable "tdata" going out of scope leaks the storage
Signed-off-by: Sanskriti Sharma sansharm@redhat.com Reviewed-by: Jiri Olsa jolsa@kernel.org Cc: Joe Lawrence joe.lawrence@redhat.com Link: http://lkml.kernel.org/r/1538490554-8161-3-git-send-email-sansharm@redhat.co... Signed-off-by: Arnaldo Carvalho de Melo acme@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- tools/perf/util/trace-event-info.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/tools/perf/util/trace-event-info.c +++ b/tools/perf/util/trace-event-info.c @@ -513,12 +513,14 @@ struct tracing_data *tracing_data_get(st "/tmp/perf-XXXXXX"); if (!mkstemp(tdata->temp_file)) { pr_debug("Can't make temp file"); + free(tdata); return NULL; }
temp_fd = open(tdata->temp_file, O_RDWR); if (temp_fd < 0) { pr_debug("Can't read '%s'", tdata->temp_file); + free(tdata); return NULL; }