Commit 07e9a6f5 authored by Xie XiuQi's avatar Xie XiuQi Committed by Arnaldo Carvalho de Melo

perf util: Fix memory leak of prefix_if_not_in

Need to free "str" before return when asprintf() failed to avoid memory
leak.
Signed-off-by: default avatarXie XiuQi <xiexiuqi@huawei.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Hongbo Yao <yaohongbo@huawei.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Li Bin <huawei.libin@huawei.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lore.kernel.org/lkml/20200521133218.30150-4-liwei391@huawei.comSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 51a09d8f
......@@ -2817,7 +2817,7 @@ static char *prefix_if_not_in(const char *pre, char *str)
return str;
if (asprintf(&n, "%s,%s", pre, str) < 0)
return NULL;
n = NULL;
free(str);
return n;
......
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