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| author | Alan Modra <amodra@gmail.com> | 2022-06-09 23:19:03 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2022-06-14 09:56:45 +0930 |
| commit | 22b8da0ae7a9fa524b639623c66df63bd0beaf7c (patch) | |
| tree | 47cc06ff951e31c26af48b3d2a94bb38750da479 | |
| parent | 82cb2524323d4f6eeb2adae3451f31754e271126 (diff) | |
| download | gdb-22b8da0ae7a9fa524b639623c66df63bd0beaf7c.zip gdb-22b8da0ae7a9fa524b639623c66df63bd0beaf7c.tar.gz gdb-22b8da0ae7a9fa524b639623c66df63bd0beaf7c.tar.bz2 | |
asan: applying zero offset to NULL pointer
* dwarf.c (fetch_indexed_string): Move initialisation of "curr"
and "end" after checking for missing section.
| -rw-r--r-- | binutils/dwarf.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/binutils/dwarf.c b/binutils/dwarf.c index caa3ce4..c16f5a8 100644 --- a/binutils/dwarf.c +++ b/binutils/dwarf.c @@ -700,8 +700,7 @@ fetch_indexed_string (dwarf_vma idx, struct cu_tu_set *this_set, dwarf_vma index_offset; dwarf_vma str_offset; const char * ret; - unsigned char *curr = index_section->start; - unsigned char *end = curr + index_section->size; + unsigned char *curr, *end; dwarf_vma length; if (index_section->start == NULL) @@ -712,6 +711,8 @@ fetch_indexed_string (dwarf_vma idx, struct cu_tu_set *this_set, return (dwo ? _("<no .debug_str.dwo section>") : _("<no .debug_str section>")); + curr = index_section->start; + end = curr + index_section->size; /* FIXME: We should cache the length... */ SAFE_BYTE_GET_AND_INC (length, curr, 4, end); if (length == 0xffffffff) |