Messages in this thread Patch in this message | | | From | Taeung Song <> | Subject | [PATCH 2/5] perf kmem: Fill in the missing freeing a session after an error occur | Date | Tue, 30 Jun 2015 17:15:21 +0900 |
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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> --- tools/perf/builtin-kmem.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index 950f296..23b1faa 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -1916,7 +1916,7 @@ int cmd_kmem(int argc, const char **argv, const char *prefix __maybe_unused) if (!perf_evlist__find_tracepoint_by_name(session->evlist, "kmem:kmalloc")) { pr_err(errmsg, "slab", "slab"); - return -1; + goto out_delete; } } @@ -1927,7 +1927,7 @@ int cmd_kmem(int argc, const char **argv, const char *prefix __maybe_unused) "kmem:mm_page_alloc"); if (evsel == NULL) { pr_err(errmsg, "page", "page"); - return -1; + goto out_delete; } kmem_page_size = pevent_get_page_size(evsel->tp_format->pevent); -- 1.9.1
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