From: Arkady Gilinsky <arkady.gilinsky@harmonicinc.com> To: "intel-wired-lan@lists.osuosl.org" <intel-wired-lan@lists.osuosl.org>, "netdev@vger.kernel.org" <netdev@vger.kernel.org>, "jeffrey.t.kirsher@intel.com" <jeffrey.t.kirsher@intel.com> Subject: [v2 PATCH net] i40e/iavf: Fix msg interface between VF and PF Date: Fri, 8 Nov 2019 11:57:36 +0000 [thread overview] Message-ID: <1573214249.10368.25.camel@harmonicinc.com> (raw) From af0e91423ea6ea37b48ee8b555314fd01964335d Mon Sep 17 00:00:00 2001 From: Arkady Gilinsky <arkady.gilinsky@harmonicinc.com> Date: Fri, 8 Nov 2019 13:48:03 +0200 Subject: [[v2] PATCH net] i40e/iavf: Fix msg interface between VF and PF * The original issue was that iavf driver passing TX/RX queues as bitmap in iavf_disable_queues and the i40e driver interprets this message as an absolute number in i40e_vc_disable_queues_msg, so the validation in the latter function always fail. The commit fixes the issue and adds validation of the queue bitmap to the i40e_vc_enable_queues_msg function. Signed-off-by: Arkady Gilinsky <arkady.gilinsky@harmonicinc.com> --- drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 3d2440838822..573252e9fb78 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -2347,7 +2347,9 @@ static int i40e_vc_enable_queues_msg(struct i40e_vf *vf, u8 *msg) goto error_param; } - if ((0 == vqs->rx_queues) && (0 == vqs->tx_queues)) { + if ((vqs->rx_queues == 0 && vqs->tx_queues == 0) || + vqs->rx_queues >= BIT(I40E_MAX_VF_QUEUES) || + vqs->tx_queues >= BIT(I40E_MAX_VF_QUEUES)) { aq_ret = I40E_ERR_PARAM; goto error_param; } @@ -2410,8 +2412,8 @@ static int i40e_vc_disable_queues_msg(struct i40e_vf *vf, u8 *msg) } if ((vqs->rx_queues == 0 && vqs->tx_queues == 0) || - vqs->rx_queues > I40E_MAX_VF_QUEUES || - vqs->tx_queues > I40E_MAX_VF_QUEUES) { + vqs->rx_queues >= BIT(I40E_MAX_VF_QUEUES) || + vqs->tx_queues >= BIT(I40E_MAX_VF_QUEUES)) { aq_ret = I40E_ERR_PARAM; goto error_param; } -- 2.11.0
WARNING: multiple messages have this Message-ID (diff)
From: Arkady Gilinsky <arkady.gilinsky@harmonicinc.com> To: intel-wired-lan@osuosl.org Subject: [Intel-wired-lan] [v2 PATCH net] i40e/iavf: Fix msg interface between VF and PF Date: Fri, 8 Nov 2019 11:57:36 +0000 [thread overview] Message-ID: <1573214249.10368.25.camel@harmonicinc.com> (raw) From af0e91423ea6ea37b48ee8b555314fd01964335d Mon Sep 17 00:00:00 2001 From: Arkady Gilinsky <arkady.gilinsky@harmonicinc.com> Date: Fri, 8 Nov 2019 13:48:03 +0200 Subject: [[v2] PATCH net] i40e/iavf: Fix msg interface between VF and PF ?* The original issue was that iavf driver passing TX/RX queues ???as bitmap in iavf_disable_queues and the i40e driver ???interprets this message as an absolute number in ???i40e_vc_disable_queues_msg, so the validation in the ???latter function always fail. ???The commit fixes the issue and adds validation of the ???queue bitmap to the i40e_vc_enable_queues_msg function. Signed-off-by: Arkady Gilinsky <arkady.gilinsky@harmonicinc.com> --- ?drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 8 +++++--- ?1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 3d2440838822..573252e9fb78 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -2347,7 +2347,9 @@ static int i40e_vc_enable_queues_msg(struct i40e_vf *vf, u8 *msg) ? goto error_param; ? } ? - if ((0 == vqs->rx_queues) && (0 == vqs->tx_queues)) { + if ((vqs->rx_queues == 0 && vqs->tx_queues == 0) || + ????vqs->rx_queues >= BIT(I40E_MAX_VF_QUEUES) || + ????vqs->tx_queues >= BIT(I40E_MAX_VF_QUEUES)) { ? aq_ret = I40E_ERR_PARAM; ? goto error_param; ? } @@ -2410,8 +2412,8 @@ static int i40e_vc_disable_queues_msg(struct i40e_vf *vf, u8 *msg) ? } ? ? if ((vqs->rx_queues == 0 && vqs->tx_queues == 0) || - ????vqs->rx_queues > I40E_MAX_VF_QUEUES || - ????vqs->tx_queues > I40E_MAX_VF_QUEUES) { + ????vqs->rx_queues >= BIT(I40E_MAX_VF_QUEUES) || + ????vqs->tx_queues >= BIT(I40E_MAX_VF_QUEUES)) { ? aq_ret = I40E_ERR_PARAM; ? goto error_param; ? } --? 2.11.0
next reply other threads:[~2019-11-08 11:57 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-11-08 11:57 Arkady Gilinsky [this message] 2019-11-08 11:57 ` [Intel-wired-lan] [v2 PATCH net] i40e/iavf: Fix msg interface between VF and PF Arkady Gilinsky
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