diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c
index c0e3a1e7389d..78c884911ceb 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c
@@ -961,7 +961,6 @@ static void dr_ste_copy_mask_misc2(char *mask, struct mlx5dr_match_misc2 *spec)
 	spec->metadata_reg_c_1 = MLX5_GET(fte_match_set_misc2, mask, metadata_reg_c_1);
 	spec->metadata_reg_c_0 = MLX5_GET(fte_match_set_misc2, mask, metadata_reg_c_0);
 	spec->metadata_reg_a = MLX5_GET(fte_match_set_misc2, mask, metadata_reg_a);
-	spec->metadata_reg_b = MLX5_GET(fte_match_set_misc2, mask, metadata_reg_b);
 }
 
 static void dr_ste_copy_mask_misc3(char *mask, struct mlx5dr_match_misc3 *spec)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h
index 984783238baa..71fa01ce348a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h
@@ -554,8 +554,7 @@ struct mlx5dr_match_misc2 {
 	u32 metadata_reg_c_1;			/* metadata_reg_c_1 */
 	u32 metadata_reg_c_0;			/* metadata_reg_c_0 */
 	u32 metadata_reg_a;			/* metadata_reg_a */
-	u32 metadata_reg_b;			/* metadata_reg_b */
-	u8 reserved_auto2[8];
+	u8 reserved_auto2[12];
 };
 
 struct mlx5dr_match_misc3 {
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index c9dd6e99ad56..fd8da4875ea0 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -584,9 +584,7 @@ struct mlx5_ifc_fte_match_set_misc2_bits {
 
 	u8         metadata_reg_a[0x20];
 
-	u8         metadata_reg_b[0x20];
-
-	u8         reserved_at_1c0[0x40];
+	u8         reserved_at_1a0[0x60];
 };
 
 struct mlx5_ifc_fte_match_set_misc3_bits {