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[sanitizer] Remove use of task_for_pid from sanitizer_stoptheworld_mac.cc 

Using task_for_pid to get the "self" task is not necessary, and it can fail (e.g. for sandboxed processes). Let's just use mach_task_self().

Differential Revision: https://reviews.llvm.org/D36284

llvm-svn: 310271
This commit is contained in:
Kuba Mracek 2017-08-07 18:07:20 +00:00
parent a8af18ac1d
commit b0d208a0ab
1 changed files with 1 additions and 9 deletions
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10
compiler-rt/lib/sanitizer_common/sanitizer_stoptheworld_mac.cc
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@ -55,17 +55,9 @@ void RunThread(void *arg) {
struct RunThreadArgs *run_args = (struct RunThreadArgs *)arg;
SuspendedThreadsListMac suspended_threads_list;
mach_port_t task;
kern_return_t err = task_for_pid(mach_task_self(), internal_getpid(), &task);
if (err != KERN_SUCCESS) {
VReport(1, "Getting task from pid failed (errno %d).\n", err);
return;
}
thread_array_t threads;
mach_msg_type_number_t num_threads;
err = task_threads(task, &threads, &num_threads);
kern_return_t err = task_threads(mach_task_self(), &threads, &num_threads);
if (err != KERN_SUCCESS) {
VReport(1, "Failed to get threads for task (errno %d).\n", err);
return;