[Intel-wired-lan] [next PATCH S18 3/8] i40e: Fix VEB/VEPA bridge mode mismatch issue
Catherine Sullivan
catherine.sullivan at intel.com
Thu Oct 1 18:37:36 UTC 2015
From: Akeem G Abodunrin <akeem.g.abodunrin at intel.com>
Fix i40e_is_vsi_uplink_mode_veb to check if bridge is actually
in VEB mode before allowing LB in the add vsi routine, instead of
unconditionally returning VEB bridge mode.
Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin at intel.com>
Change-ID: I162397b1bdd02367735fe9baaeb51465be2a3ce9
---
drivers/net/ethernet/intel/i40e/i40e_main.c | 16 +++++++++++++---
1 file changed, 13 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index d341f56..a56aefe 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -8758,12 +8758,22 @@ int i40e_is_vsi_uplink_mode_veb(struct i40e_vsi *vsi)
return 1;
veb = pf->veb[vsi->veb_idx];
+ if (!veb) {
+ dev_info(&pf->pdev->dev,
+ "There is no veb associated with the bridge\n");
+ return -ENOENT;
+ }
+
/* Uplink is a bridge in VEPA mode */
- if (veb && (veb->bridge_mode & BRIDGE_MODE_VEPA))
+ if (veb->bridge_mode & BRIDGE_MODE_VEPA) {
return 0;
+ } else {
+ /* Uplink is a bridge in VEB mode */
+ return 1;
+ }
- /* Uplink is a bridge in VEB mode */
- return 1;
+ /* VEPA is now default bridge, so return 0 */
+ return 0;
}
/**
--
1.9.3
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