[v3,2/5] net/ice/base: support DCF query port ETS adminq

Message ID 20210625093157.24436-3-ting.xu@intel.com (mailing list archive)
State Superseded, archived
Delegated to: Qi Zhang
Headers
Series Enable ETS-based Tx QoS for VF in DCF |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Xu, Ting June 25, 2021, 9:31 a.m. UTC
  In the adminq command query port ETS function, the root node teid is
needed. However, for DCF, the root node is not initialized, which will
cause error when we refer to the variable. In this patch, we will check
whether the root node is available or not first.

Signed-off-by: Ting Xu <ting.xu@intel.com>
---
 drivers/net/ice/base/ice_dcb.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
  

Patch

diff --git a/drivers/net/ice/base/ice_dcb.c b/drivers/net/ice/base/ice_dcb.c
index c73fc095ff..9c9675f6ef 100644
--- a/drivers/net/ice/base/ice_dcb.c
+++ b/drivers/net/ice/base/ice_dcb.c
@@ -1524,7 +1524,8 @@  ice_aq_query_port_ets(struct ice_port_info *pi,
 		return ICE_ERR_PARAM;
 	cmd = &desc.params.port_ets;
 	ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_query_port_ets);
-	cmd->port_teid = pi->root->info.node_teid;
+	if (pi->root)
+		cmd->port_teid = pi->root->info.node_teid;
 
 	status = ice_aq_send_cmd(pi->hw, &desc, buf, buf_size, cd);
 	return status;