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path: root/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c
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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c
index c1a9cc9a3292..4c98950380d5 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c
@@ -1171,13 +1171,12 @@ mlxsw_sp_acl_erp_delta_fill(const struct mlxsw_sp_acl_erp_key *parent_key,
return -EINVAL;
}
if (si == -1) {
- /* The masks are the same, this cannot happen.
- * That means the caller is broken.
+ /* The masks are the same, this can happen in case eRPs with
+ * the same mask were created in both A-TCAM and C-TCAM.
+ * The only possible condition under which this can happen
+ * is identical rule insertion. Delta is not possible here.
*/
- WARN_ON(1);
- *delta_start = 0;
- *delta_mask = 0;
- return 0;
+ return -EINVAL;
}
pmask = (unsigned char) parent_key->mask[__MASK_IDX(si)];
mask = (unsigned char) key->mask[__MASK_IDX(si)];