strlcpy(link_path, "/sys", sizeof(link_path));
strlcat(link_path, devpath, sizeof(link_path));
- len = readlink(link_path, link_target, sizeof(link_target));
+ len = readlink(link_path, link_target, sizeof(link_target) - 1);
if (len <= 0)
return -1;
link_target[len] = '\0';