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perf kmem: Fill in the missing session freeing after an error occurs

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When an error occurs an 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 occurs.

Signed-off-by: Taeung Song <treeze.taeung@gmail.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/1435652124-22414-3-git-send-email-treeze.taeung@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Taeung Song 2015-06-30 17:15:21 +09:00 committed by Arnaldo Carvalho de Melo
parent 9fedfb0c5b
commit 249ca1a860
1 changed files with 2 additions and 2 deletions
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4
tools/perf/builtin-kmem.c
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@ -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);