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| author | Yunfeng Ye <yeyunfeng@huawei.com> | 2019-10-15 05:54:14 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-10 13:27:24 +0300 |
| commit | 81809424cad7ee577107fd87a6291d4751f3b496 (patch) | |
| tree | c575be838ce6d5830a1142762122eed2415e34af /tools | |
| parent | 7a79420034e03b8bc1f3a3ab7b2ca69307ea5762 (diff) | |
| download | linux-81809424cad7ee577107fd87a6291d4751f3b496.tar.xz | |
perf c2c: Fix memory leak in build_cl_output()
[ Upstream commit ae199c580da1754a2b051321eeb76d6dacd8707b ]
There is a memory leak problem in the failure paths of
build_cl_output(), so fix it.
Signed-off-by: Yunfeng Ye <yeyunfeng@huawei.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Feilong Lin <linfeilong@huawei.com>
Cc: Hu Shiyuan <hushiyuan@huawei.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/4d3c0178-5482-c313-98e1-f82090d2d456@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/builtin-c2c.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c index 763c2edf52e7..1452e5153c60 100644 --- a/tools/perf/builtin-c2c.c +++ b/tools/perf/builtin-c2c.c @@ -2626,6 +2626,7 @@ static int build_cl_output(char *cl_sort, bool no_source) bool add_sym = false; bool add_dso = false; bool add_src = false; + int ret = 0; if (!buf) return -ENOMEM; @@ -2644,7 +2645,8 @@ static int build_cl_output(char *cl_sort, bool no_source) add_dso = true; } else if (strcmp(tok, "offset")) { pr_err("unrecognized sort token: %s\n", tok); - return -EINVAL; + ret = -EINVAL; + goto err; } } @@ -2667,13 +2669,15 @@ static int build_cl_output(char *cl_sort, bool no_source) add_sym ? "symbol," : "", add_dso ? "dso," : "", add_src ? "cl_srcline," : "", - "node") < 0) - return -ENOMEM; + "node") < 0) { + ret = -ENOMEM; + goto err; + } c2c.show_src = add_src; - +err: free(buf); - return 0; + return ret; } static int setup_coalesce(const char *coalesce, bool no_source) |