cryptodev: release device if PCI probing fails

Call rte_cryptodev_pmd_release_device() if probing a
PCI crypto device, instead of accessing the variables
directly. This will be useful when rte_cryptodev_pci_probe()
gets moved to a separate file.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>

diff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c
index c0cfe94..d02a4d0 100644 (file)
--- a/lib/librte_cryptodev/rte_cryptodev.c
+++ b/lib/librte_cryptodev/rte_cryptodev.c
@@ -541,9 +541,12 @@ rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev)
        if (cryptodev == NULL)
                return -EINVAL;
 
-       ret = rte_cryptodev_close(cryptodev->data->dev_id);
-       if (ret < 0)
-               return ret;
+       /* Close device only if device operations have been set */
+       if (cryptodev->dev_ops) {
+               ret = rte_cryptodev_close(cryptodev->data->dev_id);
+               if (ret < 0)
+                       return ret;
+       }
 
        cryptodev->attached = RTE_CRYPTODEV_DETACHED;
        cryptodev_globals.nb_devs--;
@@ -604,8 +607,8 @@ rte_cryptodev_pci_probe(struct rte_pci_driver *pci_drv,
        if (rte_eal_process_type() == RTE_PROC_PRIMARY)
                rte_free(cryptodev->data->dev_private);
 
-       cryptodev->attached = RTE_CRYPTODEV_DETACHED;
-       cryptodev_globals.nb_devs--;
+       /* free crypto device */
+       rte_cryptodev_pmd_release_device(cryptodev);
 
        return -ENXIO;
 }