diff options
Diffstat (limited to 'compiler-rt/lib/asan/asan_poisoning.cc')
| -rw-r--r-- | compiler-rt/lib/asan/asan_poisoning.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler-rt/lib/asan/asan_poisoning.cc b/compiler-rt/lib/asan/asan_poisoning.cc index 295db5a6683..dc574924356 100644 --- a/compiler-rt/lib/asan/asan_poisoning.cc +++ b/compiler-rt/lib/asan/asan_poisoning.cc @@ -25,7 +25,7 @@ void PoisonShadow(uptr addr, uptr size, u8 value) { CHECK(AddrIsAlignedByGranularity(addr)); CHECK(AddrIsAlignedByGranularity(addr + size)); uptr shadow_beg = MemToShadow(addr); - uptr shadow_end = MemToShadow(addr + size); + uptr shadow_end = MemToShadow(addr + size - SHADOW_GRANULARITY) + 1; CHECK(REAL(memset) != 0); REAL(memset)((void*)shadow_beg, value, shadow_end - shadow_beg); } |
