mlx5: Fix error code translation from firmware to driver

Limits exceeded should be translated to ENOMEM.

Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index db3a658..6ca3073 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -1512,7 +1512,7 @@
 	case MLX5_CMD_STAT_BAD_SYS_STATE_ERR:		return -EIO;
 	case MLX5_CMD_STAT_BAD_RES_ERR:			return -EINVAL;
 	case MLX5_CMD_STAT_RES_BUSY:			return -EBUSY;
-	case MLX5_CMD_STAT_LIM_ERR:			return -EINVAL;
+	case MLX5_CMD_STAT_LIM_ERR:			return -ENOMEM;
 	case MLX5_CMD_STAT_BAD_RES_STATE_ERR:		return -EINVAL;
 	case MLX5_CMD_STAT_IX_ERR:			return -EINVAL;
 	case MLX5_CMD_STAT_NO_RES_ERR:			return -EAGAIN;