diff options
Diffstat (limited to 'addr2line.c')
| -rw-r--r-- | addr2line.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/addr2line.c b/addr2line.c index 745364cc0f..19a6a425c1 100644 --- a/addr2line.c +++ b/addr2line.c @@ -637,12 +637,13 @@ follow_debuglink_build_id(const char *build_id, size_t build_id_size, int num_tr obj_info_t **objp, line_info_t *lines, int offset, FILE *errout) { static const char global_debug_dir[] = "/usr/lib/debug/.build-id/"; + static const char debug_suffix[] = ".debug"; const size_t global_debug_dir_len = sizeof(global_debug_dir) - 1; char *p; obj_info_t *o1 = *objp, *o2; size_t i; - if (PATH_MAX < global_debug_dir_len + 1 + build_id_size * 2 + 6) return; + if (PATH_MAX < global_debug_dir_len + build_id_size * 2 + sizeof(debug_suffix)) return; memcpy(binary_filename, global_debug_dir, global_debug_dir_len); p = binary_filename + global_debug_dir_len; @@ -653,7 +654,7 @@ follow_debuglink_build_id(const char *build_id, size_t build_id_size, int num_tr *p++ = tbl[n % 16]; if (i == 0) *p++ = '/'; } - strcpy(p, ".debug"); + memcpy(p, debug_suffix, sizeof(debug_suffix)); append_obj(objp); o2 = *objp; |