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| author | Andrea Fioraldi <andreafioraldi@gmail.com> | 2020-08-06 20:25:57 +0200 |
|---|---|---|
| committer | Andrea Fioraldi <andreafioraldi@gmail.com> | 2020-08-06 20:25:57 +0200 |
| commit | 58a710d192167dfd9b5e8805c050588e9c0b0baa (patch) | |
| tree | 18524424fdd010c02d24a67dae9d2a5f1aa974ea /llvm_mode/afl-llvm-rt.o.c | |
| parent | c4e5f75728f18949f754634b669a14c92ad0f5c4 (diff) | |
| download | afl++-58a710d192167dfd9b5e8805c050588e9c0b0baa.tar.gz | |
check cmp map null in sancov trace switch
Diffstat (limited to 'llvm_mode/afl-llvm-rt.o.c')
| -rw-r--r-- | llvm_mode/afl-llvm-rt.o.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm_mode/afl-llvm-rt.o.c b/llvm_mode/afl-llvm-rt.o.c index fcacc675..47a2881b 100644 --- a/llvm_mode/afl-llvm-rt.o.c +++ b/llvm_mode/afl-llvm-rt.o.c @@ -1056,6 +1056,8 @@ void __sanitizer_cov_trace_cmp8(uint64_t arg1, uint64_t arg2) void __sanitizer_cov_trace_switch(uint64_t val, uint64_t *cases) { + if (!__afl_cmp_map) return; + for (uint64_t i = 0; i < cases[0]; i++) { uintptr_t k = (uintptr_t)__builtin_return_address(0) + i; |