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bnx2x: do not rollback VF MAC/VLAN filters we did not configure 

On failure to configure a VF MAC/VLAN filter we should not attempt to
rollback filters that we failed to configure with -EEXIST.

Signed-off-by: Michal Schmidt <mschmidt@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michal Schmidt 2017-03-03 17:08:32 +01:00 committed by David S. Miller
parent 83bd9eb8fc
commit 78d5505432
2 changed files with 8 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
View File

@ -434,7 +434,9 @@ static int bnx2x_vf_mac_vlan_config(struct bnx2x *bp,
/* Add/Remove the filter */
rc = bnx2x_config_vlan_mac(bp, &ramrod);
if (rc && rc != -EEXIST) {
if (rc == -EEXIST)
return 0;
if (rc) {
BNX2X_ERR("Failed to %s %s\n",
filter->add ? "add" : "delete",
(filter->type == BNX2X_VF_FILTER_VLAN_MAC) ?
@ -444,6 +446,8 @@ static int bnx2x_vf_mac_vlan_config(struct bnx2x *bp,
return rc;
}
filter->applied = true;
return 0;
}
@ -471,6 +475,8 @@ int bnx2x_vf_mac_vlan_config_list(struct bnx2x *bp, struct bnx2x_virtf *vf,
BNX2X_ERR("Managed only %d/%d filters - rolling back\n",
i, filters->count + 1);
while (--i >= 0) {
if (!filters->filters[i].applied)
continue;
filters->filters[i].add = !filters->filters[i].add;
bnx2x_vf_mac_vlan_config(bp, vf, qid,
&filters->filters[i],

1
drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
View File

@ -114,6 +114,7 @@ struct bnx2x_vf_mac_vlan_filter {
(BNX2X_VF_FILTER_MAC | BNX2X_VF_FILTER_VLAN) /*shortcut*/
bool add;
bool applied;
u8 *mac;
u16 vid;
};