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| author | Mike Aizatsky <aizatsky@chromium.org> | 2015-12-02 22:43:53 +0000 |
|---|---|---|
| committer | Mike Aizatsky <aizatsky@chromium.org> | 2015-12-02 22:43:53 +0000 |
| commit | 71552ce64b161cc94c0bdbc69d6e2f72c54cf90e (patch) | |
| tree | 95d4f824c9c03b38d5fcc40498ee887d1e8ab5b6 /llvm/lib/Fuzzer/FuzzerLoop.cpp | |
| parent | 1f11b4e3a724ccfd9b8a583a681e5b5364ed4065 (diff) | |
| download | bcm5719-llvm-71552ce64b161cc94c0bdbc69d6e2f72c54cf90e.tar.gz bcm5719-llvm-71552ce64b161cc94c0bdbc69d6e2f72c54cf90e.zip | |
Libfuzzer: do not pass null into user function
Differential Revision: http://reviews.llvm.org/D15098
llvm-svn: 254558
Diffstat (limited to 'llvm/lib/Fuzzer/FuzzerLoop.cpp')
| -rw-r--r-- | llvm/lib/Fuzzer/FuzzerLoop.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/llvm/lib/Fuzzer/FuzzerLoop.cpp b/llvm/lib/Fuzzer/FuzzerLoop.cpp index 7aea169b7ae..9c52a4dbe77 100644 --- a/llvm/lib/Fuzzer/FuzzerLoop.cpp +++ b/llvm/lib/Fuzzer/FuzzerLoop.cpp @@ -238,7 +238,11 @@ void Fuzzer::RunOneAndUpdateCorpus(Unit &U) { } void Fuzzer::ExecuteCallback(const Unit &U) { - int Res = USF.TargetFunction(U.data(), U.size()); + const uint8_t *Data = U.data(); + uint8_t EmptyData; + if (!Data) + Data = &EmptyData; + int Res = USF.TargetFunction(Data, U.size()); (void)Res; assert(Res == 0); } |
