diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-06-21 18:15:45 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-06-22 10:01:48 -0300 |
| commit | 0b04b3dcdfb9aeb0e83c8ca322bf0830ee51ce38 (patch) | |
| tree | 183b7008d41ce1f5feb7c840a2540d93a830e9e6 /tools/perf/util/evlist.c | |
| parent | 89c7cb2cad5e5e3675df3ba1c12fe2f64dc691d6 (diff) | |
perf evlist: Destructors should accept NULL
And do nothing, just like free(), to avoid having to test it in callers,
usually in error paths.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-mexbavy0ft387j5w89t365eu@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evlist.c')
| -rw-r--r-- | tools/perf/util/evlist.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 1b918aa075d6..fcb8f1ff7806 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -127,6 +127,9 @@ void perf_evlist__exit(struct perf_evlist *evlist) void perf_evlist__delete(struct perf_evlist *evlist) { + if (evlist == NULL) + return; + perf_evlist__munmap(evlist); perf_evlist__close(evlist); cpu_map__put(evlist->cpus); |