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perf probe: Release resources on error when handling exit paths

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Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Colin King <colin.king@canonical.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-zh2j4iqimralugke5qq7dn6d@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2016-08-15 17:06:47 -03:00
parent 0325862dc3
commit 60ebc15981
1 changed files with 9 additions and 3 deletions
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12
tools/perf/util/probe-file.c
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@ -143,6 +143,8 @@ struct strlist *probe_file__get_rawlist(int fd)
return NULL;
sl = strlist__new(NULL, NULL);
if (sl == NULL)
return NULL;
fddup = dup(fd);
if (fddup < 0)
@ -163,14 +165,16 @@ struct strlist *probe_file__get_rawlist(int fd)
ret = strlist__add(sl, buf);
if (ret < 0) {
pr_debug("strlist__add failed (%d)\n", ret);
strlist__delete(sl);
return NULL;
goto out_close_fp;
}
}
fclose(fp);
return sl;
out_close_fp:
fclose(fp);
goto out_free_sl;
out_close_fddup:
close(fddup);
out_free_sl:
@ -467,8 +471,10 @@ static int probe_cache__load(struct probe_cache *pcache)
if (fddup < 0)
return -errno;
fp = fdopen(fddup, "r");
if (!fp)
if (!fp) {
close(fddup);
return -EINVAL;
}
while (!feof(fp)) {
if (!fgets(buf, MAX_CMDLEN, fp))