From 60ebc159817fef86171616510b1228476d979556 Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Mon, 15 Aug 2016 17:06:47 -0300 Subject: perf probe: Release resources on error when handling exit paths Cc: Adrian Hunter Cc: Colin King Cc: David Ahern Cc: Jiri Olsa Cc: Masami Hiramatsu Cc: Namhyung Kim Cc: Wang Nan Link: http://lkml.kernel.org/n/tip-zh2j4iqimralugke5qq7dn6d@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/probe-file.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) (limited to 'tools') 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)) -- cgit