fix segmentation fault in php_alpm_db_read_property()
fix segmentation fault in php_alpm_db_read_property()

Signed-off-by: Mark Weiman <5ec563e4a04e792e739af320cc9c0c01664c7306@markzz.com>

markzz/php-alpm,markzz/php-alpm,markzz/php-alpm