RE: [PATCH 2/3] treewide: Convert some ethtool_sprintf() to ethtool_puts()

["Kiyanovski, Arthur" <akiyano@amazon.com>]

> -----Original Message-----
> From: Przemek Kitszel <przemyslaw.kitszel@intel.com>
> Sent: Thursday, October 26, 2023 12:24 PM
> To: Justin Stitt <justinstitt@google.com>; David S. Miller
> <davem@davemloft.net>; Eric Dumazet <edumazet@google.com>; Jakub
> Kicinski <kuba@kernel.org>; Paolo Abeni <pabeni@redhat.com>; Agroskin, Shay
> <shayagr@amazon.com>; Kiyanovski, Arthur <akiyano@amazon.com>; Arinzon,
> David <darinzon@amazon.com>; Dagan, Noam <ndagan@amazon.com>;
> Bshara, Saeed <saeedb@amazon.com>; Rasesh Mody <rmody@marvell.com>;
> Sudarsana Kalluru <skalluru@marvell.com>; GR-Linux-NIC-Dev@marvell.com;
> Dimitris Michailidis <dmichail@fungible.com>; Yisen Zhuang
> <yisen.zhuang@huawei.com>; Salil Mehta <salil.mehta@huawei.com>; Jesse
> Brandeburg <jesse.brandeburg@intel.com>; Tony Nguyen
> <anthony.l.nguyen@intel.com>; Louis Peens <louis.peens@corigine.com>;
> Shannon Nelson <shannon.nelson@amd.com>; Brett Creeley
> <brett.creeley@amd.com>; drivers@pensando.io; K. Y. Srinivasan
> <kys@microsoft.com>; Haiyang Zhang <haiyangz@microsoft.com>; Wei Liu
> <wei.liu@kernel.org>; Dexuan Cui <decui@microsoft.com>; Ronak Doshi
> <doshir@vmware.com>; VMware PV-Drivers Reviewers <pv-
> drivers@vmware.com>; Andy Whitcroft <apw@canonical.com>; Joe Perches
> <joe@perches.com>; Dwaipayan Ray <dwaipayanray1@gmail.com>; Lukas
> Bulwahn <lukas.bulwahn@gmail.com>
> Cc: linux-kernel@vger.kernel.org; netdev@vger.kernel.org; Nick Desaulniers
> <ndesaulniers@google.com>; Nathan Chancellor <nathan@kernel.org>; Kees
> Cook <keescook@chromium.org>; intel-wired-lan@lists.osuosl.org; oss-
> drivers@corigine.com; linux-hyperv@vger.kernel.org
> Subject: RE: [EXTERNAL] [PATCH 2/3] treewide: Convert some ethtool_sprintf()
> to ethtool_puts()
> 
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> links or open attachments unless you can confirm the sender and know the
> content is safe.
> 
> 
> 
> On 10/26/23 01:40, Justin Stitt wrote:
> > This patch converts some basic cases of ethtool_sprintf() to
> > ethtool_puts().
> >
> > The conversions are used in cases where ethtool_sprintf() was being
> > used with just two arguments:
> > |       ethtool_sprintf(&data, buffer[i].name);
> > or when it's used with format string: "%s"
> > |       ethtool_sprintf(&data, "%s", buffer[i].name);
> > which both now become:
> > |       ethtool_puts(&data, buffer[i].name);
> >
> > There are some outstanding patches [1] that I've sent using plain "%s"
> > with ethtool_sprintf() that should be ethtool_puts() now. Some have
> > been picked up as-is but I will send new versions for the others.
> >
> > [1]:
> > https://lore.kernel.org/all/?q=dfb%3Aethtool_sprintf+AND+f%3Ajustinsti
> > tt
> >
> > Signed-off-by: Justin Stitt <justinstitt@google.com>
> > ---
> >   drivers/net/ethernet/amazon/ena/ena_ethtool.c      |  4 +-
> >   drivers/net/ethernet/brocade/bna/bnad_ethtool.c    |  2 +-
> >   .../net/ethernet/fungible/funeth/funeth_ethtool.c  |  8 +--
> >   drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c |  2 +-
> >   .../net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c    |  2 +-
> >   drivers/net/ethernet/hisilicon/hns/hns_ethtool.c   | 66 +++++++++++-----------
> >   drivers/net/ethernet/intel/i40e/i40e_ethtool.c     |  4 +-
> >   drivers/net/ethernet/intel/ice/ice_ethtool.c       | 10 ++--
> >   drivers/net/ethernet/intel/igb/igb_ethtool.c       |  6 +-
> >   drivers/net/ethernet/intel/igc/igc_ethtool.c       |  6 +-
> >   drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c   |  5 +-
> >   .../net/ethernet/netronome/nfp/nfp_net_ethtool.c   | 44 +++++++--------
> >   drivers/net/ethernet/pensando/ionic/ionic_stats.c  |  4 +-
> >   drivers/net/hyperv/netvsc_drv.c                    |  4 +-
> >   drivers/net/vmxnet3/vmxnet3_ethtool.c              | 10 ++--
> >   15 files changed, 87 insertions(+), 90 deletions(-)
> >
> > diff --git a/drivers/net/ethernet/amazon/ena/ena_ethtool.c
> > b/drivers/net/ethernet/amazon/ena/ena_ethtool.c
> > index d671df4b76bc..e3ef081aa42b 100644
> > --- a/drivers/net/ethernet/amazon/ena/ena_ethtool.c
> > +++ b/drivers/net/ethernet/amazon/ena/ena_ethtool.c
> > @@ -299,13 +299,13 @@ static void ena_get_strings(struct ena_adapter
> > *adapter,
> >
> >       for (i = 0; i < ENA_STATS_ARRAY_GLOBAL; i++) {
> >               ena_stats = &ena_stats_global_strings[i];
> > -             ethtool_sprintf(&data, ena_stats->name);
> > +             ethtool_puts(&data, ena_stats->name);
> >       }
> >
> >       if (eni_stats_needed) {
> >               for (i = 0; i < ENA_STATS_ARRAY_ENI(adapter); i++) {
> >                       ena_stats = &ena_stats_eni_strings[i];
> > -                     ethtool_sprintf(&data, ena_stats->name);
> > +                     ethtool_puts(&data, ena_stats->name);
> >               }
> >       }
> >
> > diff --git a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
> > b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
> > index df10edff5603..d1ad6c9f8140 100644
> > --- a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
> > +++ b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
> > @@ -608,7 +608,7 @@ bnad_get_strings(struct net_device *netdev, u32
> > stringset, u8 *string)
> >
> >       for (i = 0; i < BNAD_ETHTOOL_STATS_NUM; i++) {
> >               BUG_ON(!(strlen(bnad_net_stats_strings[i]) < ETH_GSTRING_LEN));
> > -             ethtool_sprintf(&string, bnad_net_stats_strings[i]);
> > +             ethtool_puts(&string, bnad_net_stats_strings[i]);
> >       }
> >
> >       bmap = bna_tx_rid_mask(&bnad->bna); diff --git
> > a/drivers/net/ethernet/fungible/funeth/funeth_ethtool.c
> > b/drivers/net/ethernet/fungible/funeth/funeth_ethtool.c
> > index 31aa185f4d17..091c93bd7587 100644
> > --- a/drivers/net/ethernet/fungible/funeth/funeth_ethtool.c
> > +++ b/drivers/net/ethernet/fungible/funeth/funeth_ethtool.c
> > @@ -655,7 +655,7 @@ static void fun_get_strings(struct net_device *netdev,
> u32 sset, u8 *data)
> >                                               i);
> >               }
> >               for (j = 0; j < ARRAY_SIZE(txq_stat_names); j++)
> > -                     ethtool_sprintf(&p, txq_stat_names[j]);
> > +                     ethtool_puts(&p, txq_stat_names[j]);
> >
> >               for (i = 0; i < fp->num_xdpqs; i++) {
> >                       for (j = 0; j < ARRAY_SIZE(xdpq_stat_names);
> > j++) @@ -663,7 +663,7 @@ static void fun_get_strings(struct net_device
> *netdev, u32 sset, u8 *data)
> >                                               xdpq_stat_names[j], i);
> >               }
> >               for (j = 0; j < ARRAY_SIZE(xdpq_stat_names); j++)
> > -                     ethtool_sprintf(&p, xdpq_stat_names[j]);
> > +                     ethtool_puts(&p, xdpq_stat_names[j]);
> >
> >               for (i = 0; i < netdev->real_num_rx_queues; i++) {
> >                       for (j = 0; j < ARRAY_SIZE(rxq_stat_names); j++)
> > @@ -671,10 +671,10 @@ static void fun_get_strings(struct net_device
> *netdev, u32 sset, u8 *data)
> >                                               i);
> >               }
> >               for (j = 0; j < ARRAY_SIZE(rxq_stat_names); j++)
> > -                     ethtool_sprintf(&p, rxq_stat_names[j]);
> > +                     ethtool_puts(&p, rxq_stat_names[j]);
> >
> >               for (j = 0; j < ARRAY_SIZE(tls_stat_names); j++)
> > -                     ethtool_sprintf(&p, tls_stat_names[j]);
> > +                     ethtool_puts(&p, tls_stat_names[j]);
> >               break;
> >       default:
> >               break;
> > diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c
> > b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c
> > index 8f391e2adcc0..bdb7afaabdd0 100644
> > --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c
> > +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c
> > @@ -678,7 +678,7 @@ static void hns_gmac_get_strings(u32 stringset, u8
> *data)
> >               return;
> >
> >       for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++)
> > -             ethtool_sprintf(&buff, g_gmac_stats_string[i].desc);
> > +             ethtool_puts(&buff, g_gmac_stats_string[i].desc);
> >   }
> >
> >   static int hns_gmac_get_sset_count(int stringset) diff --git
> > a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c
> > b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c
> > index fc26ffaae620..c58833eb4830 100644
> > --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c
> > +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c
> > @@ -752,7 +752,7 @@ static void hns_xgmac_get_strings(u32 stringset, u8
> *data)
> >               return;
> >
> >       for (i = 0; i < ARRAY_SIZE(g_xgmac_stats_string); i++)
> > -             ethtool_sprintf(&buff, g_xgmac_stats_string[i].desc);
> > +             ethtool_puts(&buff, g_xgmac_stats_string[i].desc);
> >   }
> >
> >   /**
> > diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
> > b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
> > index b54f3706fb97..b40415910e57 100644
> > --- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
> > +++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
> > @@ -912,42 +912,42 @@ static void hns_get_strings(struct net_device
> > *netdev, u32 stringset, u8 *data)
> >
> >       if (stringset == ETH_SS_TEST) {
> >               if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
> > -                     ethtool_sprintf(&buff,
> > -                                     hns_nic_test_strs[MAC_INTERNALLOOP_MAC]);
> > -             ethtool_sprintf(&buff,
> > -                             hns_nic_test_strs[MAC_INTERNALLOOP_SERDES]);
> > +                     ethtool_puts(&buff,
> > +                                  hns_nic_test_strs[MAC_INTERNALLOOP_MAC]);
> > +             ethtool_puts(&buff,
> > +
> > + hns_nic_test_strs[MAC_INTERNALLOOP_SERDES]);
> >               if ((netdev->phydev) && (!netdev->phydev->is_c45))
> > -                     ethtool_sprintf(&buff,
> > -                                     hns_nic_test_strs[MAC_INTERNALLOOP_PHY]);
> > +                     ethtool_puts(&buff,
> > +
> > + hns_nic_test_strs[MAC_INTERNALLOOP_PHY]);
> >
> >       } else {
> > -             ethtool_sprintf(&buff, "rx_packets");
> > -             ethtool_sprintf(&buff, "tx_packets");
> > -             ethtool_sprintf(&buff, "rx_bytes");
> > -             ethtool_sprintf(&buff, "tx_bytes");
> > -             ethtool_sprintf(&buff, "rx_errors");
> > -             ethtool_sprintf(&buff, "tx_errors");
> > -             ethtool_sprintf(&buff, "rx_dropped");
> > -             ethtool_sprintf(&buff, "tx_dropped");
> > -             ethtool_sprintf(&buff, "multicast");
> > -             ethtool_sprintf(&buff, "collisions");
> > -             ethtool_sprintf(&buff, "rx_over_errors");
> > -             ethtool_sprintf(&buff, "rx_crc_errors");
> > -             ethtool_sprintf(&buff, "rx_frame_errors");
> > -             ethtool_sprintf(&buff, "rx_fifo_errors");
> > -             ethtool_sprintf(&buff, "rx_missed_errors");
> > -             ethtool_sprintf(&buff, "tx_aborted_errors");
> > -             ethtool_sprintf(&buff, "tx_carrier_errors");
> > -             ethtool_sprintf(&buff, "tx_fifo_errors");
> > -             ethtool_sprintf(&buff, "tx_heartbeat_errors");
> > -             ethtool_sprintf(&buff, "rx_length_errors");
> > -             ethtool_sprintf(&buff, "tx_window_errors");
> > -             ethtool_sprintf(&buff, "rx_compressed");
> > -             ethtool_sprintf(&buff, "tx_compressed");
> > -             ethtool_sprintf(&buff, "netdev_rx_dropped");
> > -             ethtool_sprintf(&buff, "netdev_tx_dropped");
> > -
> > -             ethtool_sprintf(&buff, "netdev_tx_timeout");
> > +             ethtool_puts(&buff, "rx_packets");
> > +             ethtool_puts(&buff, "tx_packets");
> > +             ethtool_puts(&buff, "rx_bytes");
> > +             ethtool_puts(&buff, "tx_bytes");
> > +             ethtool_puts(&buff, "rx_errors");
> > +             ethtool_puts(&buff, "tx_errors");
> > +             ethtool_puts(&buff, "rx_dropped");
> > +             ethtool_puts(&buff, "tx_dropped");
> > +             ethtool_puts(&buff, "multicast");
> > +             ethtool_puts(&buff, "collisions");
> > +             ethtool_puts(&buff, "rx_over_errors");
> > +             ethtool_puts(&buff, "rx_crc_errors");
> > +             ethtool_puts(&buff, "rx_frame_errors");
> > +             ethtool_puts(&buff, "rx_fifo_errors");
> > +             ethtool_puts(&buff, "rx_missed_errors");
> > +             ethtool_puts(&buff, "tx_aborted_errors");
> > +             ethtool_puts(&buff, "tx_carrier_errors");
> > +             ethtool_puts(&buff, "tx_fifo_errors");
> > +             ethtool_puts(&buff, "tx_heartbeat_errors");
> > +             ethtool_puts(&buff, "rx_length_errors");
> > +             ethtool_puts(&buff, "tx_window_errors");
> > +             ethtool_puts(&buff, "rx_compressed");
> > +             ethtool_puts(&buff, "tx_compressed");
> > +             ethtool_puts(&buff, "netdev_rx_dropped");
> > +             ethtool_puts(&buff, "netdev_tx_dropped");
> > +
> > +             ethtool_puts(&buff, "netdev_tx_timeout");
> >
> >               h->dev->ops->get_strings(h, stringset, buff);
> >       }
> > diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
> > b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
> > index bd1321bf7e26..2641b2a4fcb0 100644
> > --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
> > +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
> > @@ -2512,11 +2512,11 @@ static void i40e_get_priv_flag_strings(struct
> net_device *netdev, u8 *data)
> >       u8 *p = data;
> >
> >       for (i = 0; i < I40E_PRIV_FLAGS_STR_LEN; i++)
> > -             ethtool_sprintf(&p, i40e_gstrings_priv_flags[i].flag_string);
> > +             ethtool_puts(&p,
> > + i40e_gstrings_priv_flags[i].flag_string);
> >       if (pf->hw.pf_id != 0)
> >               return;
> >       for (i = 0; i < I40E_GL_PRIV_FLAGS_STR_LEN; i++)
> > -             ethtool_sprintf(&p, i40e_gl_gstrings_priv_flags[i].flag_string);
> > +             ethtool_puts(&p,
> > + i40e_gl_gstrings_priv_flags[i].flag_string);
> >   }
> >
> >   static void i40e_get_strings(struct net_device *netdev, u32
> > stringset, diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c
> > b/drivers/net/ethernet/intel/ice/ice_ethtool.c
> > index ad4d4702129f..7871bba4b099 100644
> > --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c
> > +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c
> > @@ -1060,8 +1060,8 @@ __ice_get_strings(struct net_device *netdev, u32
> stringset, u8 *data,
> >       switch (stringset) {
> >       case ETH_SS_STATS:
> >               for (i = 0; i < ICE_VSI_STATS_LEN; i++)
> > -                     ethtool_sprintf(&p,
> > -                                     ice_gstrings_vsi_stats[i].stat_string);
> > +                     ethtool_puts(&p,
> > +
> > + ice_gstrings_vsi_stats[i].stat_string);
> 
> this would now fit into one line
> (perhaps it's the same in other cases, I just checked this one manually)
> 
> >
> >               if (ice_is_port_repr_netdev(netdev))
> >                       return;
> > @@ -1080,8 +1080,8 @@ __ice_get_strings(struct net_device *netdev, u32
> stringset, u8 *data,
> >                       return;
> >
> >               for (i = 0; i < ICE_PF_STATS_LEN; i++)
> > -                     ethtool_sprintf(&p,
> > -                                     ice_gstrings_pf_stats[i].stat_string);
> > +                     ethtool_puts(&p,
> > +
> > + ice_gstrings_pf_stats[i].stat_string);
> >
> >               for (i = 0; i < ICE_MAX_USER_PRIORITY; i++) {
> >                       ethtool_sprintf(&p, "tx_priority_%u_xon.nic",
> > i); @@ -1097,7 +1097,7 @@ __ice_get_strings(struct net_device *netdev, u32
> stringset, u8 *data,
> >               break;
> >       case ETH_SS_PRIV_FLAGS:
> >               for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++)
> > -                     ethtool_sprintf(&p, ice_gstrings_priv_flags[i].name);
> > +                     ethtool_puts(&p,
> > + ice_gstrings_priv_flags[i].name);
> >               break;
> >       default:
> >               break;
> > diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c
> > b/drivers/net/ethernet/intel/igb/igb_ethtool.c
> > index 319ed601eaa1..e0a24c7c37f9 100644
> > --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
> > +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
> > @@ -2356,11 +2356,9 @@ static void igb_get_strings(struct net_device
> *netdev, u32 stringset, u8 *data)
> >               break;
> >       case ETH_SS_STATS:
> >               for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++)
> > -                     ethtool_sprintf(&p,
> > -                                     igb_gstrings_stats[i].stat_string);
> > +                     ethtool_puts(&p,
> > + igb_gstrings_stats[i].stat_string);
> >               for (i = 0; i < IGB_NETDEV_STATS_LEN; i++)
> > -                     ethtool_sprintf(&p,
> > -                                     igb_gstrings_net_stats[i].stat_string);
> > +                     ethtool_puts(&p,
> > + igb_gstrings_net_stats[i].stat_string);
> >               for (i = 0; i < adapter->num_tx_queues; i++) {
> >                       ethtool_sprintf(&p, "tx_queue_%u_packets", i);
> >                       ethtool_sprintf(&p, "tx_queue_%u_bytes", i);
> > diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c
> > b/drivers/net/ethernet/intel/igc/igc_ethtool.c
> > index 7ab6dd58e400..2aac55ebdf5a 100644
> > --- a/drivers/net/ethernet/intel/igc/igc_ethtool.c
> > +++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c
> > @@ -773,10 +773,10 @@ static void igc_ethtool_get_strings(struct
> net_device *netdev, u32 stringset,
> >               break;
> >       case ETH_SS_STATS:
> >               for (i = 0; i < IGC_GLOBAL_STATS_LEN; i++)
> > -                     ethtool_sprintf(&p, igc_gstrings_stats[i].stat_string);
> > +                     ethtool_puts(&p,
> > + igc_gstrings_stats[i].stat_string);
> >               for (i = 0; i < IGC_NETDEV_STATS_LEN; i++)
> > -                     ethtool_sprintf(&p,
> > -                                     igc_gstrings_net_stats[i].stat_string);
> > +                     ethtool_puts(&p,
> > +
> > + igc_gstrings_net_stats[i].stat_string);
> >               for (i = 0; i < adapter->num_tx_queues; i++) {
> >                       ethtool_sprintf(&p, "tx_queue_%u_packets", i);
> >                       ethtool_sprintf(&p, "tx_queue_%u_bytes", i);
> > diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
> > b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
> > index 0bbad4a5cc2f..dd722b0381e0 100644
> > --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
> > +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
> > @@ -1413,12 +1413,11 @@ static void ixgbe_get_strings(struct net_device
> *netdev, u32 stringset,
> >       switch (stringset) {
> >       case ETH_SS_TEST:
> >               for (i = 0; i < IXGBE_TEST_LEN; i++)
> > -                     ethtool_sprintf(&p, ixgbe_gstrings_test[i]);
> > +                     ethtool_puts(&p, ixgbe_gstrings_test[i]);
> >               break;
> >       case ETH_SS_STATS:
> >               for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++)
> > -                     ethtool_sprintf(&p,
> > -                                     ixgbe_gstrings_stats[i].stat_string);
> > +                     ethtool_puts(&p,
> > + ixgbe_gstrings_stats[i].stat_string);
> >               for (i = 0; i < netdev->num_tx_queues; i++) {
> >                       ethtool_sprintf(&p, "tx_queue_%u_packets", i);
> >                       ethtool_sprintf(&p, "tx_queue_%u_bytes", i);
> > diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
> > b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
> > index e75cbb287625..1636ce61a3c0 100644
> > --- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
> > +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
> > @@ -800,7 +800,7 @@ static void nfp_get_self_test_strings(struct
> > net_device *netdev, u8 *data)
> >
> >       for (i = 0; i < NFP_TEST_TOTAL_NUM; i++)
> >               if (nfp_self_test[i].is_supported(netdev))
> > -                     ethtool_sprintf(&data, nfp_self_test[i].name);
> > +                     ethtool_puts(&data, nfp_self_test[i].name);
> >   }
> >
> >   static int nfp_get_self_test_count(struct net_device *netdev) @@
> > -852,24 +852,24 @@ static u8 *nfp_vnic_get_sw_stats_strings(struct
> net_device *netdev, u8 *data)
> >               ethtool_sprintf(&data, "rvec_%u_tx_busy", i);
> >       }
> >
> > -     ethtool_sprintf(&data, "hw_rx_csum_ok");
> > -     ethtool_sprintf(&data, "hw_rx_csum_inner_ok");
> > -     ethtool_sprintf(&data, "hw_rx_csum_complete");
> > -     ethtool_sprintf(&data, "hw_rx_csum_err");
> > -     ethtool_sprintf(&data, "rx_replace_buf_alloc_fail");
> > -     ethtool_sprintf(&data, "rx_tls_decrypted_packets");
> > -     ethtool_sprintf(&data, "hw_tx_csum");
> > -     ethtool_sprintf(&data, "hw_tx_inner_csum");
> > -     ethtool_sprintf(&data, "tx_gather");
> > -     ethtool_sprintf(&data, "tx_lso");
> > -     ethtool_sprintf(&data, "tx_tls_encrypted_packets");
> > -     ethtool_sprintf(&data, "tx_tls_ooo");
> > -     ethtool_sprintf(&data, "tx_tls_drop_no_sync_data");
> > -
> > -     ethtool_sprintf(&data, "hw_tls_no_space");
> > -     ethtool_sprintf(&data, "rx_tls_resync_req_ok");
> > -     ethtool_sprintf(&data, "rx_tls_resync_req_ign");
> > -     ethtool_sprintf(&data, "rx_tls_resync_sent");
> > +     ethtool_puts(&data, "hw_rx_csum_ok");
> > +     ethtool_puts(&data, "hw_rx_csum_inner_ok");
> > +     ethtool_puts(&data, "hw_rx_csum_complete");
> > +     ethtool_puts(&data, "hw_rx_csum_err");
> > +     ethtool_puts(&data, "rx_replace_buf_alloc_fail");
> > +     ethtool_puts(&data, "rx_tls_decrypted_packets");
> > +     ethtool_puts(&data, "hw_tx_csum");
> > +     ethtool_puts(&data, "hw_tx_inner_csum");
> > +     ethtool_puts(&data, "tx_gather");
> > +     ethtool_puts(&data, "tx_lso");
> > +     ethtool_puts(&data, "tx_tls_encrypted_packets");
> > +     ethtool_puts(&data, "tx_tls_ooo");
> > +     ethtool_puts(&data, "tx_tls_drop_no_sync_data");
> > +
> > +     ethtool_puts(&data, "hw_tls_no_space");
> > +     ethtool_puts(&data, "rx_tls_resync_req_ok");
> > +     ethtool_puts(&data, "rx_tls_resync_req_ign");
> > +     ethtool_puts(&data, "rx_tls_resync_sent");
> >
> >       return data;
> >   }
> > @@ -943,13 +943,13 @@ nfp_vnic_get_hw_stats_strings(u8 *data, unsigned
> int num_vecs, bool repr)
> >       swap_off = repr * NN_ET_SWITCH_STATS_LEN;
> >
> >       for (i = 0; i < NN_ET_SWITCH_STATS_LEN; i++)
> > -             ethtool_sprintf(&data, nfp_net_et_stats[i + swap_off].name);
> > +             ethtool_puts(&data, nfp_net_et_stats[i +
> > + swap_off].name);
> >
> >       for (i = NN_ET_SWITCH_STATS_LEN; i < NN_ET_SWITCH_STATS_LEN * 2;
> i++)
> > -             ethtool_sprintf(&data, nfp_net_et_stats[i - swap_off].name);
> > +             ethtool_puts(&data, nfp_net_et_stats[i -
> > + swap_off].name);
> >
> >       for (i = NN_ET_SWITCH_STATS_LEN * 2; i < NN_ET_GLOBAL_STATS_LEN;
> i++)
> > -             ethtool_sprintf(&data, nfp_net_et_stats[i].name);
> > +             ethtool_puts(&data, nfp_net_et_stats[i].name);
> >
> >       for (i = 0; i < num_vecs; i++) {
> >               ethtool_sprintf(&data, "rxq_%u_pkts", i); diff --git
> > a/drivers/net/ethernet/pensando/ionic/ionic_stats.c
> > b/drivers/net/ethernet/pensando/ionic/ionic_stats.c
> > index 9859a4432985..1f6022fb7679 100644
> > --- a/drivers/net/ethernet/pensando/ionic/ionic_stats.c
> > +++ b/drivers/net/ethernet/pensando/ionic/ionic_stats.c
> > @@ -258,10 +258,10 @@ static void ionic_sw_stats_get_strings(struct
> ionic_lif *lif, u8 **buf)
> >       int i, q_num;
> >
> >       for (i = 0; i < IONIC_NUM_LIF_STATS; i++)
> > -             ethtool_sprintf(buf, ionic_lif_stats_desc[i].name);
> > +             ethtool_puts(buf, ionic_lif_stats_desc[i].name);
> >
> >       for (i = 0; i < IONIC_NUM_PORT_STATS; i++)
> > -             ethtool_sprintf(buf, ionic_port_stats_desc[i].name);
> > +             ethtool_puts(buf, ionic_port_stats_desc[i].name);
> >
> >       for (q_num = 0; q_num < MAX_Q(lif); q_num++)
> >               ionic_sw_stats_get_tx_strings(lif, buf, q_num); diff
> > --git a/drivers/net/hyperv/netvsc_drv.c
> > b/drivers/net/hyperv/netvsc_drv.c index 3ba3c8fb28a5..cbd9405fc2f3
> > 100644
> > --- a/drivers/net/hyperv/netvsc_drv.c
> > +++ b/drivers/net/hyperv/netvsc_drv.c
> > @@ -1582,10 +1582,10 @@ static void netvsc_get_strings(struct net_device
> *dev, u32 stringset, u8 *data)
> >       switch (stringset) {
> >       case ETH_SS_STATS:
> >               for (i = 0; i < ARRAY_SIZE(netvsc_stats); i++)
> > -                     ethtool_sprintf(&p, netvsc_stats[i].name);
> > +                     ethtool_puts(&p, netvsc_stats[i].name);
> >
> >               for (i = 0; i < ARRAY_SIZE(vf_stats); i++)
> > -                     ethtool_sprintf(&p, vf_stats[i].name);
> > +                     ethtool_puts(&p, vf_stats[i].name);
> >
> >               for (i = 0; i < nvdev->num_chn; i++) {
> >                       ethtool_sprintf(&p, "tx_queue_%u_packets", i);
> > diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c
> > b/drivers/net/vmxnet3/vmxnet3_ethtool.c
> > index 98c22d7d87a2..8f5f202cde39 100644
> > --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c
> > +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c
> > @@ -245,20 +245,20 @@ vmxnet3_get_strings(struct net_device *netdev,
> > u32 stringset, u8 *buf)
> >
> >       for (j = 0; j < adapter->num_tx_queues; j++) {
> >               for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++)
> > -                     ethtool_sprintf(&buf, vmxnet3_tq_dev_stats[i].desc);
> > +                     ethtool_puts(&buf,
> > + vmxnet3_tq_dev_stats[i].desc);
> >               for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++)
> > -                     ethtool_sprintf(&buf, vmxnet3_tq_driver_stats[i].desc);
> > +                     ethtool_puts(&buf,
> > + vmxnet3_tq_driver_stats[i].desc);
> >       }
> >
> >       for (j = 0; j < adapter->num_rx_queues; j++) {
> >               for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++)
> > -                     ethtool_sprintf(&buf, vmxnet3_rq_dev_stats[i].desc);
> > +                     ethtool_puts(&buf,
> > + vmxnet3_rq_dev_stats[i].desc);
> >               for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++)
> > -                     ethtool_sprintf(&buf, vmxnet3_rq_driver_stats[i].desc);
> > +                     ethtool_puts(&buf,
> > + vmxnet3_rq_driver_stats[i].desc);
> >       }
> >
> >       for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++)
> > -             ethtool_sprintf(&buf, vmxnet3_global_stats[i].desc);
> > +             ethtool_puts(&buf, vmxnet3_global_stats[i].desc);
> >   }
> >
> >   netdev_features_t vmxnet3_fix_features(struct net_device *netdev,
> >
> 

Thanks for submitting this patch

Acked-by: Arthur Kiyanovski <akiyano@amazon.com>