Messages in this thread Patch in this message | | | From | Taeung Song <> | Subject | [PATCH v8 4/5] perf config: Use zfree() instead of free() at perf_config_set__delete() | Date | Wed, 8 Jun 2016 21:36:52 +0900 |
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perf_config_set__delete() delete allocated the config set but the global variable 'config_set' is used all around.
So purge and zfree by an address of the global variable , i.e. 'struct perf_config_set **' type instead of using local variable 'set' of which type is 'struct perf_config_set *'.
Cc: Namhyung Kim <namhyung@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Wang Nan <wangnan0@huawei.com> Signed-off-by: Taeung Song <treeze.taeung@gmail.com> --- tools/perf/builtin-config.c | 2 +- tools/perf/perf.c | 2 +- tools/perf/util/config.c | 10 +++++----- tools/perf/util/config.h | 2 +- 4 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/tools/perf/builtin-config.c b/tools/perf/builtin-config.c index cfd1036..c07f744 100644 --- a/tools/perf/builtin-config.c +++ b/tools/perf/builtin-config.c @@ -110,7 +110,7 @@ int cmd_config(int argc, const char **argv, const char *prefix __maybe_unused) usage_with_options(config_usage, config_options); } - perf_config_set__delete(set); + perf_config_set__delete(&set); out_err: return ret; } diff --git a/tools/perf/perf.c b/tools/perf/perf.c index fe2ab7c..058d5dc 100644 --- a/tools/perf/perf.c +++ b/tools/perf/perf.c @@ -391,7 +391,7 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv) perf_env__set_cmdline(&perf_env, argc, argv); status = p->fn(argc, argv, prefix); - perf_config_set__delete(config_set); + perf_config_set__delete(&config_set); exit_browser(status); perf_env__exit(&perf_env); bpf__clear(); diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c index 72db134..23fb8e4 100644 --- a/tools/perf/util/config.c +++ b/tools/perf/util/config.c @@ -654,7 +654,7 @@ struct perf_config_set *perf_config_set__new(void) if (set) { INIT_LIST_HEAD(&set->sections); if (perf_config_set__init(set) < 0) { - perf_config_set__delete(set); + perf_config_set__delete(&set); set = NULL; } } @@ -737,13 +737,13 @@ static void perf_config_set__purge(struct perf_config_set *set) } } -void perf_config_set__delete(struct perf_config_set *set) +void perf_config_set__delete(struct perf_config_set **set) { - if (set == NULL) + if (*set == NULL) return; - perf_config_set__purge(set); - free(set); + perf_config_set__purge(*set); + zfree(set); } /* diff --git a/tools/perf/util/config.h b/tools/perf/util/config.h index 7cc4fea..fafba86 100644 --- a/tools/perf/util/config.h +++ b/tools/perf/util/config.h @@ -34,6 +34,6 @@ const char *perf_config_dirname(const char *, const char *); const char *perf_etc_perfconfig(void); struct perf_config_set *perf_config_set__new(void); -void perf_config_set__delete(struct perf_config_set *set); +void perf_config_set__delete(struct perf_config_set **set); #endif /* __PERF_CONFIG_H */ -- 2.5.0
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