From: Taeung Song <[email protected]> perf_config_set__delete() purge and free the config set that contains all config key-value pairs. But if the config set (i.e. 'set' variable at the function) is NULL, this is wrong so handle it.
Signed-off-by: Taeung Song <[email protected]> Cc: Alexander Shishkin <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Masami Hiramatsu <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Wang Nan <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> --- tools/perf/util/config.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c index 8749eca3055f..31e09a4e8862 100644 --- a/tools/perf/util/config.c +++ b/tools/perf/util/config.c @@ -742,6 +742,9 @@ static void perf_config_set__purge(struct perf_config_set *set) void perf_config_set__delete(struct perf_config_set *set) { + if (set == NULL) + return; + perf_config_set__purge(set); free(set); } -- 2.5.5
