[dpdk-stable] patch 'net/mlx5: fix RSS flow action bounds check' has been queued to stable release 18.02.2
luca.boccassi at gmail.com
luca.boccassi at gmail.com
Mon Apr 30 16:53:37 CEST 2018
Hi,
FYI, your patch has been queued to stable release 18.02.2
Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet.
It will be pushed if I get no objections before 05/02/18. So please
shout if anyone has objections.
Thanks.
Luca Boccassi
---
>From 33993e25783fb68ab233e4f9aa71c670cea1049e Mon Sep 17 00:00:00 2001
From: Adrien Mazarguil <adrien.mazarguil at 6wind.com>
Date: Thu, 19 Apr 2018 12:07:29 +0200
Subject: [PATCH] net/mlx5: fix RSS flow action bounds check
[ upstream commit e68744e53ed209c0419925171c5aa510f6643adb ]
The number of queues provided by the application is not checked against
parser's supported maximum.
Fixes: 3d821d6fea40 ("net/mlx5: support RSS action flow rule")
Signed-off-by: Adrien Mazarguil <adrien.mazarguil at 6wind.com>
Acked-by: Nelio Laranjeiro <nelio.laranjeiro at 6wind.com>
Acked-by: Ferruh Yigit <ferruh.yigit at intel.com>
---
drivers/net/mlx5/mlx5_flow.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index bf718f894..8a5565b30 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -16,6 +16,7 @@
#pragma GCC diagnostic error "-Wpedantic"
#endif
+#include <rte_common.h>
#include <rte_ethdev_driver.h>
#include <rte_flow.h>
#include <rte_flow_driver.h>
@@ -698,6 +699,14 @@ priv_flow_convert_actions(struct priv *priv,
return -rte_errno;
}
}
+ if (rss->num > RTE_DIM(parser->queues)) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ actions,
+ "too many queues for RSS"
+ " context");
+ return -rte_errno;
+ }
for (n = 0; n < rss->num; ++n) {
if (rss->queue[n] >= priv->rxqs_n) {
rte_flow_error_set(error, EINVAL,
--
2.14.2
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