Messages in this thread | | | Date | Wed, 1 Jul 2015 15:09:42 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH v3 4/5] perf mem: Fill in the missing freeing a session after an error occur |
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On Wed, Jul 01, 2015 at 08:59:48PM +0900, Taeung Song wrote: > When an error occur a error value is just returned > without freeing the session. So allocating and freeing > session have to be matched as a pair even if an error occur. > > Signed-off-by: Taeung Song <treeze.taeung@gmail.com> > --- > commit_msg | 5 +++++ > tools/perf/builtin-mem.c | 16 ++++++---------- > 2 files changed, 11 insertions(+), 10 deletions(-) > create mode 100644 commit_msg > > diff --git a/commit_msg b/commit_msg > new file mode 100644 > index 0000000..659c93f > --- /dev/null > +++ b/commit_msg > @@ -0,0 +1,5 @@ > +perf kmem: Fill in the missing freeing a session after an error occur > + > +When an error occur a error value is just returned > +without freeing the session. So allocating and freeing > +session have to be matched as a pair even if an error occur.
extra file added ^^^, apart from that:
Acked-by: Jiri Olsa <jolsa@kernel.org>
thanks, jirka
> diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c > index da2ec06..80170aa 100644 > --- a/tools/perf/builtin-mem.c > +++ b/tools/perf/builtin-mem.c > @@ -124,7 +124,6 @@ static int report_raw_events(struct perf_mem *mem) > .mode = PERF_DATA_MODE_READ, > .force = mem->force, > }; > - int err = -EINVAL; > int ret; > struct perf_session *session = perf_session__new(&file, false, > &mem->tool); > @@ -135,24 +134,21 @@ static int report_raw_events(struct perf_mem *mem) > if (mem->cpu_list) { > ret = perf_session__cpu_bitmap(session, mem->cpu_list, > mem->cpu_bitmap); > - if (ret) > + if (ret < 0) > goto out_delete; > } > > - if (symbol__init(&session->header.env) < 0) > - return -1; > + ret = symbol__init(&session->header.env); > + if (ret < 0) > + goto out_delete; > > printf("# PID, TID, IP, ADDR, LOCAL WEIGHT, DSRC, SYMBOL\n"); > > - err = perf_session__process_events(session); > - if (err) > - return err; > - > - return 0; > + ret = perf_session__process_events(session); > > out_delete: > perf_session__delete(session); > - return err; > + return ret; > } > > static int report_events(int argc, const char **argv, struct perf_mem *mem) > -- > 1.9.1 >
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