static int qdev_print_devinfo(DeviceInfo *info, char *dest, int len)
{
int pos = 0;
+ int ret;
- pos += snprintf(dest+pos, len-pos, "name \"%s\", bus %s",
- info->name, info->bus_info->name);
- if (info->alias)
- pos += snprintf(dest+pos, len-pos, ", alias \"%s\"", info->alias);
- if (info->desc)
- pos += snprintf(dest+pos, len-pos, ", desc \"%s\"", info->desc);
- if (info->no_user)
- pos += snprintf(dest+pos, len-pos, ", no-user");
+ ret = snprintf(dest+pos, len-pos, "name \"%s\", bus %s",
+ info->name, info->bus_info->name);
+ pos += MIN(len-pos,ret);
+ if (info->alias) {
+ ret = snprintf(dest+pos, len-pos, ", alias \"%s\"", info->alias);
+ pos += MIN(len-pos,ret);
+ }
+ if (info->desc) {
+ ret = snprintf(dest+pos, len-pos, ", desc \"%s\"", info->desc);
+ pos += MIN(len-pos,ret);
+ }
+ if (info->no_user) {
+ ret = snprintf(dest+pos, len-pos, ", no-user");
+ pos += MIN(len-pos,ret);
+ }
return pos;
}