diff options
Diffstat (limited to 'tools/perf/util/scripting-engines')
-rw-r--r-- | tools/perf/util/scripting-engines/trace-event-perl.c | 30 |
1 files changed, 21 insertions, 9 deletions
diff --git a/tools/perf/util/scripting-engines/trace-event-perl.c b/tools/perf/util/scripting-engines/trace-event-perl.c index 1d160855cda9..35ed00a600fb 100644 --- a/tools/perf/util/scripting-engines/trace-event-perl.c +++ b/tools/perf/util/scripting-engines/trace-event-perl.c @@ -283,18 +283,27 @@ static SV *perl_process_callchain(struct perf_sample *sample, if (!elem) goto exit; - hv_stores(elem, "ip", newSVuv(node->ip)); + if (!hv_stores(elem, "ip", newSVuv(node->ip))) { + hv_undef(elem); + goto exit; + } if (node->sym) { HV *sym = newHV(); - if (!sym) + if (!sym) { + hv_undef(elem); + goto exit; + } + if (!hv_stores(sym, "start", newSVuv(node->sym->start)) || + !hv_stores(sym, "end", newSVuv(node->sym->end)) || + !hv_stores(sym, "binding", newSVuv(node->sym->binding)) || + !hv_stores(sym, "name", newSVpvn(node->sym->name, + node->sym->namelen)) || + !hv_stores(elem, "sym", newRV_noinc((SV*)sym))) { + hv_undef(sym); + hv_undef(elem); goto exit; - hv_stores(sym, "start", newSVuv(node->sym->start)); - hv_stores(sym, "end", newSVuv(node->sym->end)); - hv_stores(sym, "binding", newSVuv(node->sym->binding)); - hv_stores(sym, "name", newSVpvn(node->sym->name, - node->sym->namelen)); - hv_stores(elem, "sym", newRV_noinc((SV*)sym)); + } } if (node->map) { @@ -306,7 +315,10 @@ static SV *perl_process_callchain(struct perf_sample *sample, else if (map->dso->name) dsoname = map->dso->name; } - hv_stores(elem, "dso", newSVpv(dsoname,0)); + if (!hv_stores(elem, "dso", newSVpv(dsoname,0))) { + hv_undef(elem); + goto exit; + } } callchain_cursor_advance(&callchain_cursor); |