[dpdk-dev] [PATCH] net/mlx5: fix UAR remapping on non configured queues
Nelio Laranjeiro
nelio.laranjeiro at 6wind.com
Tue Feb 6 10:26:21 CET 2018
priv_tx_uar_remap() is wrongly considering the queue is already configured
and thus present in the queue array of the device.
Fixes: f8b9a3bad467 ("net/mlx5: install a socket to exchange a file descriptor")
Cc: xuemingl at mellanox.com
Cc: stable at dpdk.org
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro at 6wind.com>
---
drivers/net/mlx5/mlx5_txq.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/mlx5/mlx5_txq.c b/drivers/net/mlx5/mlx5_txq.c
index 23002cf86..ed1c713ea 100644
--- a/drivers/net/mlx5/mlx5_txq.c
+++ b/drivers/net/mlx5/mlx5_txq.c
@@ -296,6 +296,8 @@ priv_tx_uar_remap(struct priv *priv, int fd)
* Ref to libmlx5 function: mlx5_init_context()
*/
for (i = 0; i != priv->txqs_n; ++i) {
+ if (!(*priv->txqs)[i])
+ continue;
txq = (*priv->txqs)[i];
txq_ctrl = container_of(txq, struct mlx5_txq_ctrl, txq);
/* UAR addr form verbs used to find dup and offset in page. */
--
2.11.0
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