| Message ID | 20230222022944.48450-1-yang.lee@linux.alibaba.com (mailing list archive) |
|---|---|
| State | Not Applicable |
| Headers | show |
| Series | [-next] net/mlx5: Remove NULL check before dev_{put, hold} | expand |
On Wed, Feb 22, 2023 at 10:29:44AM +0800, Yang Li wrote: > The call netdev_{put, hold} of dev_{put, hold} will check NULL, > so there is no need to check before using dev_{put, hold}, > remove it to silence the warning： > > ./drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c:714:2-9: WARNING: NULL check before dev_{put, hold} functions is not needed. > > Reported-by: Abaci Robot <abaci@linux.alibaba.com> > Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4174 > Signed-off-by: Yang Li <yang.lee@linux.alibaba.com> > --- > drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > Please submit this patch with fixed title from -next to be net-next after merge window. Thanks
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c index e24b46953542..8f7452dc00ee 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c @@ -710,8 +710,7 @@ void mlx5e_rep_tc_receive(struct mlx5_cqe64 *cqe, struct mlx5e_rq *rq, else napi_gro_receive(rq->cq.napi, skb); - if (tc_priv.fwd_dev) - dev_put(tc_priv.fwd_dev); + dev_put(tc_priv.fwd_dev); return;
The call netdev_{put, hold} of dev_{put, hold} will check NULL, so there is no need to check before using dev_{put, hold}, remove it to silence the warning： ./drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c:714:2-9: WARNING: NULL check before dev_{put, hold} functions is not needed. Reported-by: Abaci Robot <abaci@linux.alibaba.com> Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4174 Signed-off-by: Yang Li <yang.lee@linux.alibaba.com> --- drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)