diff options
Diffstat (limited to 'tools/perf/util/maps.c')
| -rw-r--r-- | tools/perf/util/maps.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/tools/perf/util/maps.c b/tools/perf/util/maps.c index 0b40d901675e..85b2a93a59ac 100644 --- a/tools/perf/util/maps.c +++ b/tools/perf/util/maps.c @@ -1082,10 +1082,13 @@ struct map *maps__find(struct maps *maps, u64 ip) while (!done) { down_read(maps__lock(maps)); if (maps__maps_by_address_sorted(maps)) { - struct map **mapp = - bsearch(&ip, maps__maps_by_address(maps), maps__nr_maps(maps), - sizeof(*mapp), map__addr_cmp); + struct map **mapp = NULL; + struct map **maps_by_address = maps__maps_by_address(maps); + unsigned int nr_maps = maps__nr_maps(maps); + if (maps_by_address && nr_maps) + mapp = bsearch(&ip, maps_by_address, nr_maps, sizeof(*mapp), + map__addr_cmp); if (mapp) result = map__get(*mapp); done = true; |