From: Leon Romanovsky <leonro@mellanox.com>
To: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>,
Matan Barak <matanb@mellanox.com>,
Or Gerlitz <ogerlitz@mellanox.com>,
netdev@vger.kernel.org, linux-rdma@vger.kernel.org,
kernel-janitors@vger.kernel.org
Subject: Re: [patch v2] net/mlx5: missing error code in esw_create_offloads_fdb_table()
Date: Thu, 14 Jul 2016 05:56:37 +0000 [thread overview]
Message-ID: <20160714055637.GK10079@leon.nu> (raw)
In-Reply-To: <20160713175454.GF19657@obsidianresearch.com>
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On Wed, Jul 13, 2016 at 11:54:54AM -0600, Jason Gunthorpe wrote:
> On Wed, Jul 13, 2016 at 02:48:44PM +0300, Dan Carpenter wrote:
> > We accidentally return success when we had intended to return an error
> > code.
> >
> > Fixes: 69697b6e2086 ('net/mlx5: E-Switch, Add support for the sriov offloads mode')
> > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> > v2: return -ENOTSUPP instead --EINVAL
> >
> > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
> > index 1842dfb..7d982cf 100644
> > +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
> > @@ -183,6 +183,7 @@ static int esw_create_offloads_fdb_table(struct mlx5_eswitch *esw, int nvports)
> >
> > root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_FDB);
> > if (!root_ns) {
> > + err = -ENOTSUPP;
>
> Did you mean ENOTSUP?
>
> I thought ENOTSUPP was not to be used outside NFS, and isn't properly
> exported to userspace..
>
> $ find /usr/include -name "*errno*" | xargs grep 524
I asked similar question [1] with different return value in reply
to this patch.
[1] http://marc.info/?l=linux-netdev&m=146843171508230&w=2
>
> Jason
> --
> To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
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WARNING: multiple messages have this Message-ID (diff)
From: Leon Romanovsky <leonro@mellanox.com>
To: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>,
Matan Barak <matanb@mellanox.com>,
Or Gerlitz <ogerlitz@mellanox.com>,
netdev@vger.kernel.org, linux-rdma@vger.kernel.org,
kernel-janitors@vger.kernel.org
Subject: Re: [patch v2] net/mlx5: missing error code in esw_create_offloads_fdb_table()
Date: Thu, 14 Jul 2016 08:56:37 +0300 [thread overview]
Message-ID: <20160714055637.GK10079@leon.nu> (raw)
In-Reply-To: <20160713175454.GF19657@obsidianresearch.com>
[-- Attachment #1: Type: text/plain, Size: 1460 bytes --]
On Wed, Jul 13, 2016 at 11:54:54AM -0600, Jason Gunthorpe wrote:
> On Wed, Jul 13, 2016 at 02:48:44PM +0300, Dan Carpenter wrote:
> > We accidentally return success when we had intended to return an error
> > code.
> >
> > Fixes: 69697b6e2086 ('net/mlx5: E-Switch, Add support for the sriov offloads mode')
> > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> > v2: return -ENOTSUPP instead --EINVAL
> >
> > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
> > index 1842dfb..7d982cf 100644
> > +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
> > @@ -183,6 +183,7 @@ static int esw_create_offloads_fdb_table(struct mlx5_eswitch *esw, int nvports)
> >
> > root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_FDB);
> > if (!root_ns) {
> > + err = -ENOTSUPP;
>
> Did you mean ENOTSUP?
>
> I thought ENOTSUPP was not to be used outside NFS, and isn't properly
> exported to userspace..
>
> $ find /usr/include -name "*errno*" | xargs grep 524
I asked similar question [1] with different return value in reply
to this patch.
[1] http://marc.info/?l=linux-netdev&m=146843171508230&w=2
>
> Jason
> --
> To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
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WARNING: multiple messages have this Message-ID (diff)
From: Leon Romanovsky <leonro@mellanox.com>
To: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>,
Matan Barak <matanb@mellanox.com>,
Or Gerlitz <ogerlitz@mellanox.com>, <netdev@vger.kernel.org>,
<linux-rdma@vger.kernel.org>, <kernel-janitors@vger.kernel.org>
Subject: Re: [patch v2] net/mlx5: missing error code in esw_create_offloads_fdb_table()
Date: Thu, 14 Jul 2016 08:56:37 +0300 [thread overview]
Message-ID: <20160714055637.GK10079@leon.nu> (raw)
In-Reply-To: <20160713175454.GF19657@obsidianresearch.com>
[-- Attachment #1: Type: text/plain, Size: 1460 bytes --]
On Wed, Jul 13, 2016 at 11:54:54AM -0600, Jason Gunthorpe wrote:
> On Wed, Jul 13, 2016 at 02:48:44PM +0300, Dan Carpenter wrote:
> > We accidentally return success when we had intended to return an error
> > code.
> >
> > Fixes: 69697b6e2086 ('net/mlx5: E-Switch, Add support for the sriov offloads mode')
> > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> > v2: return -ENOTSUPP instead --EINVAL
> >
> > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
> > index 1842dfb..7d982cf 100644
> > +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
> > @@ -183,6 +183,7 @@ static int esw_create_offloads_fdb_table(struct mlx5_eswitch *esw, int nvports)
> >
> > root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_FDB);
> > if (!root_ns) {
> > + err = -ENOTSUPP;
>
> Did you mean ENOTSUP?
>
> I thought ENOTSUPP was not to be used outside NFS, and isn't properly
> exported to userspace..
>
> $ find /usr/include -name "*errno*" | xargs grep 524
I asked similar question [1] with different return value in reply
to this patch.
[1] http://marc.info/?l=linux-netdev&m=146843171508230&w=2
>
> Jason
> --
> To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
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next prev parent reply other threads:[~2016-07-14 5:56 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-13 10:08 [patch] net/mlx5: missing error code in esw_create_offloads_fdb_table() Dan Carpenter
2016-07-13 11:48 ` [patch v2] " Dan Carpenter
2016-07-13 11:19 ` [patch] " Matan Barak
2016-07-13 11:19 ` Matan Barak
2016-07-13 11:19 ` Matan Barak
2016-07-13 11:40 ` Or Gerlitz
2016-07-13 11:40 ` Or Gerlitz
2016-07-13 11:40 ` Or Gerlitz
2016-07-14 20:09 ` Leon Romanovsky
2016-07-14 20:09 ` Leon Romanovsky
2016-07-14 20:09 ` Leon Romanovsky
2016-07-13 11:29 ` Leon Romanovsky
2016-07-13 11:29 ` Leon Romanovsky
2016-07-13 11:29 ` Leon Romanovsky
2016-07-13 11:53 ` [patch v2] " Matan Barak
2016-07-13 11:53 ` Matan Barak
2016-07-13 11:53 ` Matan Barak
2016-07-13 13:04 ` Leon Romanovsky
2016-07-13 13:04 ` Leon Romanovsky
2016-07-13 13:04 ` Leon Romanovsky
[not found] ` <20160713130459.GF10079-2ukJVAZIZ/Y@public.gmane.org>
2016-07-13 13:17 ` Matan Barak
2016-07-13 13:17 ` Matan Barak
2016-07-13 13:17 ` Matan Barak
2016-07-13 17:54 ` Jason Gunthorpe
2016-07-13 17:54 ` Jason Gunthorpe
2016-07-14 5:56 ` Leon Romanovsky [this message]
2016-07-14 5:56 ` Leon Romanovsky
2016-07-14 5:56 ` Leon Romanovsky
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