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authorWang Nan <wangnan0@huawei.com>2016-02-19 11:43:52 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-04-12 09:08:35 -0700
commit6be7771fe7242d7d4399545e0c9e2f6f3cd76725 (patch)
treef0d5eab858c7d92da60d56eab71bce0b0a4faeca /tools
parent2dfe91df33715503b253563d5e6d9a816758485c (diff)
perf tools: Fix checking asprintf return value
commit 26dee028d365fbc0e3326606a8520260b4462381 upstream. According to man pages, asprintf returns -1 when failure. This patch fixes two incorrect return value checker. Signed-off-by: Wang Nan <wangnan0@huawei.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Brendan Gregg <brendan.d.gregg@gmail.com> Cc: Cody P Schafer <dev@codyps.com> Cc: He Kuang <hekuang@huawei.com> Cc: Jeremie Galarneau <jeremie.galarneau@efficios.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kirill Smelkov <kirr@nexedi.com> Cc: Li Zefan <lizefan@huawei.com> Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Zefan Li <lizefan@huawei.com> Cc: pi3orama@163.com Fixes: ffeb883e5662 ("perf tools: Show proper error message for wrong terms of hw/sw events") Link: http://lkml.kernel.org/r/1455882283-79592-5-git-send-email-wangnan0@huawei.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/parse-events.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index b48e87693aa5..a35db828bd0d 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -2101,11 +2101,11 @@ char *parse_events_formats_error_string(char *additional_terms)
/* valid terms */
if (additional_terms) {
- if (!asprintf(&str, "valid terms: %s,%s",
- additional_terms, static_terms))
+ if (asprintf(&str, "valid terms: %s,%s",
+ additional_terms, static_terms) < 0)
goto fail;
} else {
- if (!asprintf(&str, "valid terms: %s", static_terms))
+ if (asprintf(&str, "valid terms: %s", static_terms) < 0)
goto fail;
}
return str;