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path: root/drivers/usb/serial/ti_usb_3410_5052.c
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Diffstat (limited to 'drivers/usb/serial/ti_usb_3410_5052.c')
-rw-r--r--drivers/usb/serial/ti_usb_3410_5052.c27
1 files changed, 8 insertions, 19 deletions
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index c9a35697ebe..ec7cea58566 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -21,7 +21,6 @@
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/firmware.h>
-#include <linux/init.h>
#include <linux/slab.h>
#include <linux/tty.h>
#include <linux/tty_driver.h>
@@ -143,7 +142,7 @@ static int ti_download_firmware(struct ti_device *tdev);
static int closing_wait = TI_DEFAULT_CLOSING_WAIT;
/* supported devices */
-static struct usb_device_id ti_id_table_3410[] = {
+static const struct usb_device_id ti_id_table_3410[] = {
{ USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) },
{ USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) },
{ USB_DEVICE(MTS_VENDOR_ID, MTS_GSM_NO_FW_PRODUCT_ID) },
@@ -163,7 +162,7 @@ static struct usb_device_id ti_id_table_3410[] = {
{ } /* terminator */
};
-static struct usb_device_id ti_id_table_5052[] = {
+static const struct usb_device_id ti_id_table_5052[] = {
{ USB_DEVICE(TI_VENDOR_ID, TI_5052_BOOT_PRODUCT_ID) },
{ USB_DEVICE(TI_VENDOR_ID, TI_5152_BOOT_PRODUCT_ID) },
{ USB_DEVICE(TI_VENDOR_ID, TI_5052_EEPROM_PRODUCT_ID) },
@@ -171,7 +170,7 @@ static struct usb_device_id ti_id_table_5052[] = {
{ } /* terminator */
};
-static struct usb_device_id ti_id_table_combined[] = {
+static const struct usb_device_id ti_id_table_combined[] = {
{ USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) },
{ USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) },
{ USB_DEVICE(MTS_VENDOR_ID, MTS_GSM_NO_FW_PRODUCT_ID) },
@@ -301,10 +300,9 @@ static int ti_startup(struct usb_serial *serial)
/* create device structure */
tdev = kzalloc(sizeof(struct ti_device), GFP_KERNEL);
- if (tdev == NULL) {
- dev_err(&dev->dev, "%s - out of memory\n", __func__);
+ if (!tdev)
return -ENOMEM;
- }
+
mutex_init(&tdev->td_open_close_lock);
tdev->td_serial = serial;
usb_set_serial_data(serial, tdev);
@@ -683,8 +681,6 @@ static int ti_ioctl(struct tty_struct *tty,
struct usb_serial_port *port = tty->driver_data;
struct ti_port *tport = usb_get_serial_port_data(port);
- dev_dbg(&port->dev, "%s - cmd = 0x%04X\n", __func__, cmd);
-
if (tport == NULL)
return -ENODEV;
@@ -724,10 +720,8 @@ static void ti_set_termios(struct tty_struct *tty,
return;
config = kmalloc(sizeof(*config), GFP_KERNEL);
- if (!config) {
- dev_err(&port->dev, "%s - out of memory\n", __func__);
+ if (!config)
return;
- }
config->wFlags = 0;
@@ -1196,10 +1190,8 @@ static int ti_get_lsr(struct ti_port *tport, u8 *lsr)
size = sizeof(struct ti_port_status);
data = kmalloc(size, GFP_KERNEL);
- if (!data) {
- dev_err(&port->dev, "%s - out of memory\n", __func__);
+ if (!data)
return -ENOMEM;
- }
status = ti_command_in_sync(tdev, TI_GET_PORT_STATUS,
(__u8)(TI_UART1_PORT+port_number), 0, (__u8 *)data, size);
@@ -1399,10 +1391,8 @@ static int ti_write_byte(struct usb_serial_port *port,
size = sizeof(struct ti_write_data_bytes) + 2;
data = kmalloc(size, GFP_KERNEL);
- if (!data) {
- dev_err(&port->dev, "%s - out of memory\n", __func__);
+ if (!data)
return -ENOMEM;
- }
data->bAddrType = TI_RW_DATA_ADDR_XDATA;
data->bDataType = TI_RW_DATA_BYTE;
@@ -1518,7 +1508,6 @@ static int ti_download_firmware(struct ti_device *tdev)
status = ti_do_download(dev, pipe, buffer, fw_p->size);
kfree(buffer);
} else {
- dev_dbg(&dev->dev, "%s ENOMEM\n", __func__);
status = -ENOMEM;
}
release_firmware(fw_p);