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authorArun Sharma <arun@sharma-home.net>2015-06-19 19:47:22 -0700
committerArun Sharma <arun@sharma-home.net>2015-06-19 19:47:22 -0700
commit396b6c7ab737e2bff244d640601c436a26260ca1 (patch)
treeebeb456b896eb6238d90cea41244c60cc4bab48c
parentb2db825e8a8a4c3b6f72e1be578258b34de27d66 (diff)
downloadlibunwind-396b6c7ab737e2bff244d640601c436a26260ca1.tar.gz
Invalid dwarf opcodes can cause references beyond the end of the array.
-rw-r--r--include/dwarf_i.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/dwarf_i.h b/include/dwarf_i.h
index 1e6231e..4a02a7d 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