From: Yunjian Wang <wangyunj...@huawei.com>
Coverity flags that 'ctx->tunnel' variable is used before
it's checked for NULL. This patch fixes this issue.
Coverity issue: 366201
Fixes: 868d2e342cf3 ("net/mlx5: fix tunnel offload hub multi-thread protection")
Cc: sta...@dpdk.org
Signed-off-by: Yunjian Wang <wangyunj...@huawei.com>
Acked-by: Viacheslav Ovsiienko <viachesl...@nvidia.com>
---
v2:
add cc: sta...@dpdk.org
---
drivers/net/mlx5/mlx5_flow.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index d46fc333d1..bb8d09cdef 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -7899,10 +7899,11 @@ static void get_tunnel_miss(struct rte_eth_dev *dev,
void *x)
rte_spinlock_unlock(&thub->sl);
ctx->tunnel = mlx5_flow_tunnel_allocate(dev, ctx->app_tunnel);
- ctx->tunnel->refctn = 1;
rte_spinlock_lock(&thub->sl);
- if (ctx->tunnel)
+ if (ctx->tunnel) {
+ ctx->tunnel->refctn = 1;
LIST_INSERT_HEAD(&thub->tunnels, ctx->tunnel, chain);
+ }
}
--
2.23.0
