diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/event.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 46563e1..dfc8bf6 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -493,8 +493,10 @@ int event__process_mmap(event_t *self, struct perf_session *session) return 0; } - thread = perf_session__findnew(session, self->mmap.pid); machine = perf_session__find_host_machine(session); + if (machine == NULL) + goto out_problem; + thread = perf_session__findnew(session, self->mmap.pid); map = map__new(&machine->user_dsos, self->mmap.start, self->mmap.len, self->mmap.pgoff, self->mmap.pid, self->mmap.filename, @@ -552,6 +554,10 @@ void thread__find_addr_map(struct thread *self, if (cpumode == PERF_RECORD_MISC_KERNEL && perf_host) { al->level = 'k'; machine = perf_session__find_host_machine(session); + if (machine == NULL) { + al->map = NULL; + return; + } mg = &machine->kmaps; } else if (cpumode == PERF_RECORD_MISC_USER && perf_host) { al->level = '.'; @@ -559,7 +565,7 @@ void thread__find_addr_map(struct thread *self, } else if (cpumode == PERF_RECORD_MISC_GUEST_KERNEL && perf_guest) { al->level = 'g'; machine = perf_session__find_machine(session, pid); - if (!machine) { + if (machine == NULL) { al->map = NULL; return; } |