From: Kalesh AP <kalesh-anakkur.pura...@broadcom.com>

During port start, driver calls bnxt_vlan_offload_set_op()
to program VLAN Filter/VLAN Strip setting to the HW. This
in turns add the vlan filters.

This results in a failure when bnxt_restore_filters() invokes
bnxt_restore_vlan_filters() during the recovery as the vlans are
already programmed.

Fix to ignore the error(-EEXIST).

Fixes: 151c8240ac6a ("net/bnxt: restore VLAN filters during reset recovery")
Cc: sta...@dpdk.org

Signed-off-by: Kalesh AP <kalesh-anakkur.pura...@broadcom.com>
Reviewed-by: Ajit Khaparde <ajit.khapa...@broadcom.com>
Reviewed-by: Somnath Kotur <somnath.ko...@broadcom.com>
---
 drivers/net/bnxt/bnxt_ethdev.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index dcf2839..99a7d35 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -4308,8 +4308,9 @@ static int bnxt_restore_filters(struct bnxt *bp)
        if (ret)
                return ret;
 
+       /* if vlans are already programmed, this can fail with -EEXIST */
        ret = bnxt_restore_vlan_filters(bp);
-       if (ret)
+       if (ret && ret != -EEXIST)
                return ret;
 
        ret = bnxt_restore_mcast_mac_filters(bp);
-- 
2.10.1

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