diff options
Diffstat (limited to 'drivers/media/usb/dvb-usb/technisat-usb2.c')
| -rw-r--r-- | drivers/media/usb/dvb-usb/technisat-usb2.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/media/usb/dvb-usb/technisat-usb2.c b/drivers/media/usb/dvb-usb/technisat-usb2.c index d9f3262bf071..02c3bee6f83b 100644 --- a/drivers/media/usb/dvb-usb/technisat-usb2.c +++ b/drivers/media/usb/dvb-usb/technisat-usb2.c @@ -50,8 +50,7 @@ MODULE_PARM_DESC(debug, static int disable_led_control; module_param(disable_led_control, int, 0444); MODULE_PARM_DESC(disable_led_control, - "disable LED control of the device " - "(default: 0 - LED control is active)."); + "disable LED control of the device (default: 0 - LED control is active)."); /* device private data */ struct technisat_usb2_state { @@ -89,9 +88,13 @@ struct technisat_usb2_state { static int technisat_usb2_i2c_access(struct usb_device *udev, u8 device_addr, u8 *tx, u8 txlen, u8 *rx, u8 rxlen) { - u8 b[64]; + u8 *b; int ret, actual_length; + b = kmalloc(64, GFP_KERNEL); + if (!b) + return -ENOMEM; + deb_i2c("i2c-access: %02x, tx: ", device_addr); debug_dump(tx, txlen, deb_i2c); deb_i2c(" "); @@ -123,7 +126,7 @@ static int technisat_usb2_i2c_access(struct usb_device *udev, if (ret < 0) { err("i2c-error: out failed %02x = %d", device_addr, ret); - return -ENODEV; + goto err; } ret = usb_bulk_msg(udev, @@ -131,7 +134,7 @@ static int technisat_usb2_i2c_access(struct usb_device *udev, b, 64, &actual_length, 1000); if (ret < 0) { err("i2c-error: in failed %02x = %d", device_addr, ret); - return -ENODEV; + goto err; } if (b[0] != I2C_STATUS_OK) { @@ -140,7 +143,7 @@ static int technisat_usb2_i2c_access(struct usb_device *udev, if (!(b[0] == I2C_STATUS_NAK && device_addr == 0x60 /* && device_is_technisat_usb2 */)) - return -ENODEV; + goto err; } deb_i2c("status: %d, ", b[0]); @@ -154,7 +157,9 @@ static int technisat_usb2_i2c_access(struct usb_device *udev, deb_i2c("\n"); - return 0; +err: + kfree(b); + return ret; } static int technisat_usb2_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msg, |
