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perf session: Remove one more exit() call from library code 

Return NULL instead and make the caller propagate the error.

LKML-Reference: <new-submission>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
hifive-unleashed-5.1
Arnaldo Carvalho de Melo 2010-04-02 10:04:18 -03:00
parent b9fb930477
commit ad5b217b15
2 changed files with 7 additions and 9 deletions
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5
tools/perf/builtin-report.c
View File

@ -89,9 +89,12 @@ static int perf_session__add_hist_entry(struct perf_session *self,
struct event_stat_id *stats;
struct perf_event_attr *attr;
if ((sort__has_parent || symbol_conf.use_callchain) && data->callchain)
if ((sort__has_parent || symbol_conf.use_callchain) && data->callchain) {
syms = perf_session__resolve_callchain(self, al->thread,
data->callchain, &parent);
if (syms == NULL)
return -ENOMEM;
}
attr = perf_header__find_attr(data->id, &self->header);
if (attr)

11
tools/perf/util/session.c
View File

@ -118,16 +118,11 @@ struct map_symbol *perf_session__resolve_callchain(struct perf_session *self,
struct symbol **parent)
{
u8 cpumode = PERF_RECORD_MISC_USER;
struct map_symbol *syms = NULL;
unsigned int i;
struct map_symbol *syms = calloc(chain->nr, sizeof(*syms));
if (symbol_conf.use_callchain) {
syms = calloc(chain->nr, sizeof(*syms));
if (!syms) {
fprintf(stderr, "Can't allocate memory for symbols\n");
exit(-1);
}
}
if (!syms)
return NULL;
for (i = 0; i < chain->nr; i++) {
u64 ip = chain->ips[i];