From: Arnaldo Carvalho de Melo <a...@redhat.com> Trying to keep everything reentrant.
Cc: Namhyung Kim <namhy...@kernel.org> Link: http://lkml.kernel.org/n/tip-rdce0p2k9e1b4qnrb8ki9...@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/util/callchain.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c index 3cea1fb5404b..2e5eff5abef0 100644 --- a/tools/perf/util/callchain.c +++ b/tools/perf/util/callchain.c @@ -116,7 +116,7 @@ static int __parse_callchain_report_opt(const char *arg, bool allow_record_opt) { char *tok; - char *endptr; + char *endptr, *saveptr = NULL; bool minpcnt_set = false; bool record_opt_set = false; bool try_stack_size = false; @@ -127,7 +127,7 @@ __parse_callchain_report_opt(const char *arg, bool allow_record_opt) if (!arg) return 0; - while ((tok = strtok((char *)arg, ",")) != NULL) { + while ((tok = strtok_r((char *)arg, ",", &saveptr)) != NULL) { if (!strncmp(tok, "none", strlen(tok))) { callchain_param.mode = CHAIN_NONE; callchain_param.enabled = false; -- 2.9.3
