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| author | Dmitry Vyukov <dvyukov@google.com> | 2012-06-28 18:20:50 +0000 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2012-06-28 18:20:50 +0000 |
| commit | a932bdfc1ed02ba6806bf2726d3a75b8d37f3316 (patch) | |
| tree | f0eb2caa271b447e7a340709defdb60a8f462555 | |
| parent | 7f3bdb37dac5427c84fb2014622bbfe5fea60f97 (diff) | |
| download | bcm5719-llvm-a932bdfc1ed02ba6806bf2726d3a75b8d37f3316.tar.gz bcm5719-llvm-a932bdfc1ed02ba6806bf2726d3a75b8d37f3316.zip | |
tsan: clear shadow for ucontext, because it's visible to user
llvm-svn: 159365
| -rw-r--r-- | compiler-rt/lib/tsan/rtl/tsan_interceptors.cc | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc b/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc index e6d323a6a56..27eb35d4558 100644 --- a/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc +++ b/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc @@ -117,6 +117,7 @@ static SignalContext *SigCtx(ThreadState *thr) { ScopedInRtl in_rtl; ctx = (SignalContext*)internal_alloc( MBlockSignal, sizeof(*ctx)); + MemoryResetRange(thr, 0, (uptr)ctx, sizeof(*ctx)); internal_memset(ctx, 0, sizeof(*ctx)); thr->signal_ctx = ctx; } |
