Re: [PATCH] usb: typec: tcpci_maxim: remove redundant assignment

[Joe Perches]

> diff --git a/drivers/usb/typec/tcpm/tcpci_maxim.c 
> b/drivers/usb/typec/tcpm/tcpci_maxim.c
On Sat, 2021-01-23 at 18:14 +0800, angkery wrote:
> From: Junlin Yang <yangjun...@yulong.com>
> 
> PTR_ERR(chip->tcpci) has been used as a return value,
> it is not necessary to assign it to ret, so remove it.
[]
[]
> @@ -461,7 +461,6 @@ static int max_tcpci_probe(struct i2c_client *client, 
> const struct i2c_device_id
>       chip->tcpci = tcpci_register_port(chip->dev, &chip->data);
>       if (IS_ERR(chip->tcpci)) {
>               dev_err(&client->dev, "TCPCI port registration failed");

could add terminating '\n' to the formats where missed too.

> -             ret = PTR_ERR(chip->tcpci);
>               return PTR_ERR(chip->tcpci);
>       }
>       chip->port = tcpci_get_tcpm_port(chip->tcpci);
---
diff --git a/drivers/usb/typec/tcpm/tcpci_maxim.c 
b/drivers/usb/typec/tcpm/tcpci_maxim.c
index 319266329b42..a51cd1682170 100644
--- a/drivers/usb/typec/tcpm/tcpci_maxim.c
+++ b/drivers/usb/typec/tcpm/tcpci_maxim.c
@@ -158,7 +158,7 @@ static void process_rx(struct max_tcpci_chip *chip, u16 
status)
         */
        ret = regmap_raw_read(chip->data.regmap, TCPC_RX_BYTE_CNT, rx_buf, 2);
        if (ret < 0) {
-               dev_err(chip->dev, "TCPC_RX_BYTE_CNT read failed ret:%d", ret);
+               dev_err(chip->dev, "TCPC_RX_BYTE_CNT read failed ret:%d\n", 
ret);
                return;
        }
 
@@ -167,13 +167,13 @@ static void process_rx(struct max_tcpci_chip *chip, u16 
status)
 
        if (count == 0 || frame_type != TCPC_RX_BUF_FRAME_TYPE_SOP) {
                max_tcpci_write16(chip, TCPC_ALERT, TCPC_ALERT_RX_STATUS);
-               dev_err(chip->dev, "%s", count ==  0 ? "error: count is 0" :
+               dev_err(chip->dev, "%s\n", count ==  0 ? "error: count is 0" :
                        "error frame_type is not SOP");
                return;
        }
 
        if (count > sizeof(struct pd_message) || count + 1 > 
TCPC_RECEIVE_BUFFER_LEN) {
-               dev_err(chip->dev, "Invalid TCPC_RX_BYTE_CNT %d", count);
+               dev_err(chip->dev, "Invalid TCPC_RX_BYTE_CNT %d\n", count);
                return;
        }
 
@@ -184,7 +184,7 @@ static void process_rx(struct max_tcpci_chip *chip, u16 
status)
        count += 1;
        ret = regmap_raw_read(chip->data.regmap, TCPC_RX_BYTE_CNT, rx_buf, 
count);
        if (ret < 0) {
-               dev_err(chip->dev, "Error: TCPC_RX_BYTE_CNT read failed: %d", 
ret);
+               dev_err(chip->dev, "Error: TCPC_RX_BYTE_CNT read failed: %d\n", 
ret);
                return;
        }
 
@@ -317,7 +317,7 @@ static irqreturn_t _max_tcpci_irq(struct max_tcpci_chip 
*chip, u16 status)
                        return ret;
 
                if (reg_status & TCPC_SINK_FAST_ROLE_SWAP) {
-                       dev_info(chip->dev, "FRS Signal");
+                       dev_info(chip->dev, "FRS Signal\n");
                        tcpm_sink_frs(chip->port);
                }
        }
@@ -460,7 +460,7 @@ static int max_tcpci_probe(struct i2c_client *client, const 
struct i2c_device_id
        max_tcpci_init_regs(chip);
        chip->tcpci = tcpci_register_port(chip->dev, &chip->data);
        if (IS_ERR(chip->tcpci)) {
-               dev_err(&client->dev, "TCPCI port registration failed");
+               dev_err(&client->dev, "TCPCI port registration failed\n");
                ret = PTR_ERR(chip->tcpci);
                return PTR_ERR(chip->tcpci);
        }