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-rw-r--r--lib/hwasan/hwasan_linux.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/hwasan/hwasan_linux.cc b/lib/hwasan/hwasan_linux.cc
index 9b8613171..264046960 100644
--- a/lib/hwasan/hwasan_linux.cc
+++ b/lib/hwasan/hwasan_linux.cc
@@ -189,7 +189,7 @@ static AccessInfo GetAccessInfo(siginfo_t *info, ucontext_t *uc) {
if ((code & 0xff00) != 0x100)
return AccessInfo{0, 0, false, false}; // Not ours.
bool is_store = code & 0x10;
- unsigned size_log = code & 0xff;
+ unsigned size_log = code & 0xf;
if (size_log > 4 && size_log != 0xf)
return AccessInfo{0, 0, false, false}; // Not ours.