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authorWeiguo Li <liwg06@foxmail.com>2022-03-11 21:06:57 +0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-03-12 10:47:52 -0300
commita7a72631f62445e3671b7cab5ad01f856c1aa90d (patch)
treefb64c72074bd0676a2f934d69c43a28a2e6e3fd5
parentec9d50ace39925f7fd0302bf0fad640e2c9826ea (diff)
perf parse-events: Fix NULL check against wrong variable
We did a null check after "tmp->symbol = strdup(...)", but we checked "list->symbol" other than "tmp->symbol". Reviewed-by: John Garry <john.garry@huawei.com> Signed-off-by: Weiguo Li <liwg06@foxmail.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: https://lore.kernel.org/r/tencent_DF39269807EC9425E24787E6DB632441A405@qq.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/util/parse-events.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 9739b05b999e..dfb50a5f83d0 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -2193,7 +2193,7 @@ int perf_pmu__test_parse_init(void)
for (i = 0; i < ARRAY_SIZE(symbols); i++, tmp++) {
tmp->type = symbols[i].type;
tmp->symbol = strdup(symbols[i].symbol);
- if (!list->symbol)
+ if (!tmp->symbol)
goto err_free;
}