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authorArnaldo Carvalho de Melo <acme@redhat.com>2016-08-15 17:06:47 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-08-15 18:10:59 -0300
commit60ebc159817fef86171616510b1228476d979556 (patch)
tree7db29266558d2e78bbc0c23a5c708c12af74dd0b
parent0325862dc364d8af524bf2db53ef4360ed55b989 (diff)
perf probe: Release resources on error when handling exit paths
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>
-rw-r--r--tools/perf/util/probe-file.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/tools/perf/util/probe-file.c b/tools/perf/util/probe-file.c
index a8e76233c088..9c3b9ed5b3c3 100644
--- a/tools/perf/util/probe-file.c
+++ b/tools/perf/util/probe-file.c
@@ -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))