From 396b6c7ab737e2bff244d640601c436a26260ca1 Mon Sep 17 00:00:00 2001 From: Arun Sharma Date: Fri, 19 Jun 2015 19:47:22 -0700 Subject: [PATCH] Invalid dwarf opcodes can cause references beyond the end of the array. --- include/dwarf_i.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/dwarf_i.h b/include/dwarf_i.h index 1e6231e2..4a02a7d4 100644 --- a/include/dwarf_i.h +++ b/include/dwarf_i.h @@ -20,7 +20,7 @@ extern const uint8_t dwarf_to_unw_regnum_map[DWARF_REGNUM_MAP_LENGTH]; /* REG is evaluated multiple times; it better be side-effects free! */ # define dwarf_to_unw_regnum(reg) \ - (((reg) <= DWARF_REGNUM_MAP_LENGTH) ? dwarf_to_unw_regnum_map[reg] : 0) + (((reg) < DWARF_REGNUM_MAP_LENGTH) ? dwarf_to_unw_regnum_map[reg] : 0) #endif #ifdef UNW_LOCAL_ONLY