When rte_rawdev_pmd_release() is called, rte_rawdev_close() looks for a
dev_close function for the device causing a segmentation fault when no
close() function is implemented for a driver.
This patch resolves the issue by adding a stub function ioat_dev_close().
Fixes: f687e842e328 ("raw/ioat: introduce IOAT driver") Cc: stable@dpdk.org Reported-by: Sunil Pai G <sunil.pai.g@intel.com> Signed-off-by: Kevin Laatz <kevin.laatz@intel.com> Reviewed-by: Bruce Richardson <bruce.richardson@intel.com> Acked-by: Sunil Pai G <sunil.pai.g@intel.com> Acked-by: Radu Nicolau <radu.nicolau@intel.com>