dpdp-crypto: fix cryptodev segfault with dpdk 19.02

DPDK 19.02 adds two new fields to struct rte_cryptodev_qp_conf,
which the current code was not initializing properly.

Also session mempools are now required to have specific private data.
For that just use the new API to create symmetric session pools.

Change-Id: Ie732d4e10b908aeaea322717d6011113e3e7172c
Signed-off-by: Sergio Gonzalez Monroy <sgmonroy@gmail.com>

1 files changed, 16 insertions, 11 deletions

diff --git a/src/plugins/dpdk/ipsec/ipsec.c b/src/plugins/dpdk/ipsec/ipsec.c
index 698f3b51637..2415422ae2d 100644
--- a/src/plugins/dpdk/ipsec/ipsec.c
+++ b/src/plugins/dpdk/ipsec/ipsec.c
@@ -331,7 +331,7 @@ create_sym_session (struct rte_cryptodev_sym_session **session,
   struct rte_crypto_sym_xform auth_xform = { 0 };
   struct rte_crypto_sym_xform *xfs;
   struct rte_cryptodev_sym_session **s;
-  clib_error_t *erorr = 0;
+  clib_error_t *error = 0;
 
 
   sa = pool_elt_at_index (im->sad, sa_idx);
@@ -376,7 +376,7 @@ create_sym_session (struct rte_cryptodev_sym_session **session,
       if (!session[0])
 	{
 	  data->session_h_failed += 1;
-	  erorr = clib_error_return (0, "failed to create session header");
+	  error = clib_error_return (0, "failed to create session header");
 	  goto done;
 	}
       hash_set (data->session_by_sa_index, sa_idx, session[0]);
@@ -393,7 +393,7 @@ create_sym_session (struct rte_cryptodev_sym_session **session,
   if (ret)
     {
       data->session_drv_failed[res->drv_id] += 1;
-      erorr = clib_error_return (0, "failed to init session for drv %u",
+      error = clib_error_return (0, "failed to init session for drv %u",
 				 res->drv_id);
       goto done;
     }
@@ -402,7 +402,7 @@ create_sym_session (struct rte_cryptodev_sym_session **session,
 
 done:
   clib_spinlock_unlock_if_init (&data->lockp);
-  return erorr;
+  return error;
 }
 
 static void __attribute__ ((unused)) clear_and_free_obj (void *obj)
@@ -644,8 +644,8 @@ crypto_parse_capabilities (crypto_dev_t * dev,
 static clib_error_t *
 crypto_dev_conf (u8 dev, u16 n_qp, u8 numa)
 {
-  struct rte_cryptodev_config dev_conf;
-  struct rte_cryptodev_qp_conf qp_conf;
+  struct rte_cryptodev_config dev_conf = { 0 };
+  struct rte_cryptodev_qp_conf qp_conf = { 0 };
   i32 ret;
   u16 qp;
   char *error_str;
@@ -683,7 +683,7 @@ crypto_scan_devs (u32 n_mains)
 {
   dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
   struct rte_cryptodev *cryptodev;
-  struct rte_cryptodev_info info;
+  struct rte_cryptodev_info info = { 0 };
   crypto_dev_t *dev;
   crypto_resource_t *res;
   clib_error_t *error;
@@ -895,10 +895,15 @@ crypto_create_session_h_pool (vlib_main_t * vm, u8 numa)
 
   elt_size = rte_cryptodev_sym_get_header_session_size ();
 
-  mp =
-    rte_mempool_create ((char *) pool_name, DPDK_CRYPTO_NB_SESS_OBJS,
-			elt_size, 512, 0, NULL, NULL, NULL, NULL, numa, 0);
-
+#if RTE_VERSION < RTE_VERSION_NUM(19, 2, 0, 0)
+  mp = rte_mempool_create ((char *) pool_name, DPDK_CRYPTO_NB_SESS_OBJS,
+			   elt_size, 512, 0, NULL, NULL, NULL, NULL, numa, 0);
+#else
+  /* XXX Experimental tag in DPDK 19.02 */
+  mp = rte_cryptodev_sym_session_pool_create ((char *) pool_name,
+					      DPDK_CRYPTO_NB_SESS_OBJS,
+					      elt_size, 512, 0, numa);
+#endif
   vec_free (pool_name);
 
   if (!mp)