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author | Viktor Kutuzov <vkutuzov@accesssoftek.com> | 2014-11-26 10:42:02 +0000 |
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committer | Viktor Kutuzov <vkutuzov@accesssoftek.com> | 2014-11-26 10:42:02 +0000 |
commit | 8e27368ae74ec8c32a25d86774ae00e57a68525a (patch) | |
tree | ccf4fdfbd6bb8dd35e608a47d95147c5814895a7 /lib/msan/msan_thread.cc | |
parent | bd3af3867b456d86de4e2663fa359e651790eeef (diff) |
[Msan] Check returning value of DTLS_Get()
Differential Revision: http://reviews.llvm.org/D6403
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@222818 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/msan/msan_thread.cc')
-rw-r--r-- | lib/msan/msan_thread.cc | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/msan/msan_thread.cc b/lib/msan/msan_thread.cc index 2a1e05a4e..f29a4b053 100644 --- a/lib/msan/msan_thread.cc +++ b/lib/msan/msan_thread.cc @@ -36,6 +36,7 @@ void MsanThread::ClearShadowForThreadStackAndTLS() { if (tls_begin_ != tls_end_) __msan_unpoison((void *)tls_begin_, tls_end_ - tls_begin_); DTLS *dtls = DTLS_Get(); + CHECK_NE(dtls, 0); for (uptr i = 0; i < dtls->dtv_size; ++i) __msan_unpoison((void *)(dtls->dtv[i].beg), dtls->dtv[i].size); } |