Merge "Fix potential memory leak."

        len = strnlen(node->value, EFFECT_STRING_LEN_MAX);

        if (*curSize + len + 1 > *totSize) {

            *totSize = *curSize + len + 1;

            *param = (char *)realloc(*param, *totSize);

            if (*param == NULL) {

            char *newParam = (char *)realloc(*param, *totSize);

            if (newParam == NULL) {

                len = 0;

                ALOGE("%s realloc error for string len %zu", __func__, *totSize);

                goto exit;

            }

            *param = newParam;

        }

        strncpy(*param + *curSize, node->value, len);

        *curSize += len;