[dpdk-dev] [PATCH 23/31] net/bnxt: check for invalid vnic id
Ferruh Yigit
ferruh.yigit at intel.com
Tue Jun 26 17:30:00 CEST 2018
On 6/19/2018 10:30 PM, Ajit Khaparde wrote:
> From: Jay Ding <jay.ding at broadcom.com>
>
> Add checking for VNIC id before sending message to firmware in
> bnxt_hwrm_vnic_plcmode_cfg().
Can you please add more information, when fw_vnic_id == INVALID_HW_RING_ID, what
does it mean to have fw_vnic_id == INVALID_HW_RING_ID, what is the expected
result without this check?
If this is fixing an issue please update commit according with proper
Fixex/stable tags that patch can be backported to stable trees.
>
> Signed-off-by: Jay Ding <jay.ding at broadcom.com>
> Reviewed-by: Randy Schacher <stuart.schacher at broadcom.com>
> Reviewed-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
> ---
> drivers/net/bnxt/bnxt_hwrm.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
> index 64687a69b..910129f12 100644
> --- a/drivers/net/bnxt/bnxt_hwrm.c
> +++ b/drivers/net/bnxt/bnxt_hwrm.c
> @@ -1560,6 +1560,11 @@ int bnxt_hwrm_vnic_plcmode_cfg(struct bnxt *bp,
> struct hwrm_vnic_plcmodes_cfg_output *resp = bp->hwrm_cmd_resp_addr;
> uint16_t size;
>
> + if (vnic->fw_vnic_id == INVALID_HW_RING_ID) {
> + PMD_DRV_LOG(DEBUG, "VNIC ID %x\n", vnic->fw_vnic_id);
> + return rc;
> + }
> +
> HWRM_PREP(req, VNIC_PLCMODES_CFG);
>
> req.flags = rte_cpu_to_le_32(
>
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