From: YueHaibing <yuehaibing@huawei.com>
To: <saeedm@nvidia.com>, <leon@kernel.org>, <davem@davemloft.net>,
<edumazet@google.com>, <kuba@kernel.org>, <pabeni@redhat.com>,
<kliteyn@nvidia.com>, <mbloch@nvidia.com>, <erezsh@mellanox.com>,
<valex@nvidia.com>, <roid@nvidia.com>
Cc: <netdev@vger.kernel.org>, <linux-rdma@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
YueHaibing <yuehaibing@huawei.com>
Subject: [PATCH v2] net/mlx5: DR, Fix uninitialized var warning
Date: Thu, 10 Nov 2022 21:47:07 +0800 [thread overview]
Message-ID: <20221110134707.43740-1-yuehaibing@huawei.com> (raw)
Smatch warns this:
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c:81
mlx5dr_table_set_miss_action() error: uninitialized symbol 'ret'.
Initializing ret with -EOPNOTSUPP and fix missing action case.
Fixes: 7838e1725394 ("net/mlx5: DR, Expose steering table functionality")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
v2: init ret to -EOPNOTSUPP
---
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c
index eb81759244d5..7cc4cb7fa392 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_table.c
@@ -46,7 +46,7 @@ static int dr_table_set_miss_action_nic(struct mlx5dr_domain *dmn,
int mlx5dr_table_set_miss_action(struct mlx5dr_table *tbl,
struct mlx5dr_action *action)
{
- int ret;
+ int ret = -EOPNOTSUPP;
if (action && action->action_type != DR_ACTION_TYP_FT)
return -EOPNOTSUPP;
@@ -67,6 +67,9 @@ int mlx5dr_table_set_miss_action(struct mlx5dr_table *tbl,
goto out;
}
+ if (ret)
+ goto out;
+
/* Release old action */
if (tbl->miss_action)
refcount_dec(&tbl->miss_action->refcount);
--
2.17.1
next reply other threads:[~2022-11-10 13:47 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-10 13:47 YueHaibing [this message]
2022-11-10 14:43 ` [PATCH v2] net/mlx5: DR, Fix uninitialized var warning Roi Dayan
2022-11-11 22:19 ` Saeed Mahameed
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