[dpdk-dev] [PATCH v3 01/11] net/mlx4: fix RSS resource leak in case of error
Adrien Mazarguil
adrien.mazarguil at 6wind.com
Fri Apr 6 15:22:34 CEST 2018
When memory cannot be allocated for a flow rule, its RSS context reference
is not dropped.
Fixes: 078b8b452e6b ("net/mlx4: add RSS flow rule action support")
Cc: stable at dpdk.org
Signed-off-by: Adrien Mazarguil <adrien.mazarguil at 6wind.com>
Cc: Shahaf Shuler <shahafs at mellanox.com>
---
drivers/net/mlx4/mlx4_flow.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/mlx4/mlx4_flow.c b/drivers/net/mlx4/mlx4_flow.c
index 2d55bfe03..a3b4480b4 100644
--- a/drivers/net/mlx4/mlx4_flow.c
+++ b/drivers/net/mlx4/mlx4_flow.c
@@ -820,11 +820,14 @@ mlx4_flow_prepare(struct priv *priv,
},
};
- if (!mlx4_zmallocv(__func__, vec, RTE_DIM(vec)))
+ if (!mlx4_zmallocv(__func__, vec, RTE_DIM(vec))) {
+ if (temp.rss)
+ mlx4_rss_put(temp.rss);
return rte_flow_error_set
(error, -rte_errno,
RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
"flow rule handle allocation failure");
+ }
/* Most fields will be updated by second pass. */
*flow = (struct rte_flow){
.ibv_attr = temp.ibv_attr,
--
2.11.0
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