diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/usb/class/usbtmc.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c index 21114ab99d96..d683f90a505b 100644 --- a/drivers/usb/class/usbtmc.c +++ b/drivers/usb/class/usbtmc.c @@ -393,12 +393,12 @@ static int send_request_dev_dep_msg_in(struct usbtmc_device_data *data, size_t t */ buffer[0] = 2; buffer[1] = data->bTag; - buffer[2] = ~(data->bTag); + buffer[2] = ~data->bTag; buffer[3] = 0; /* Reserved */ - buffer[4] = (transfer_size) & 255; - buffer[5] = ((transfer_size) >> 8) & 255; - buffer[6] = ((transfer_size) >> 16) & 255; - buffer[7] = ((transfer_size) >> 24) & 255; + buffer[4] = transfer_size >> 0; + buffer[5] = transfer_size >> 8; + buffer[6] = transfer_size >> 16; + buffer[7] = transfer_size >> 24; buffer[8] = data->TermCharEnabled * 2; /* Use term character? */ buffer[9] = data->TermChar; @@ -417,7 +417,7 @@ static int send_request_dev_dep_msg_in(struct usbtmc_device_data *data, size_t t /* Increment bTag -- and increment again if zero */ data->bTag++; if (!data->bTag) - (data->bTag)++; + data->bTag++; if (retval < 0) { dev_err(&data->intf->dev, "usb_bulk_msg in send_request_dev_dep_msg_in() returned %d\n", retval); @@ -472,7 +472,7 @@ static ssize_t usbtmc_read(struct file *filp, char __user *buf, done = 0; while (remaining > 0) { - if (!(data->rigol_quirk)) { + if (!data->rigol_quirk) { dev_dbg(dev, "usb_bulk_msg_in: remaining(%zu), count(%zu)\n", remaining, count); if (remaining > USBTMC_SIZE_IOBUFFER - USBTMC_HEADER_SIZE - 3) @@ -509,7 +509,7 @@ static ssize_t usbtmc_read(struct file *filp, char __user *buf, } /* Parse header in first packet */ - if ((done == 0) || (!(data->rigol_quirk))) { + if ((done == 0) || !data->rigol_quirk) { /* Sanity checks for the header */ if (actual < USBTMC_HEADER_SIZE) { dev_err(dev, "Device sent too small first packet: %u < %u\n", actual, USBTMC_HEADER_SIZE); @@ -569,7 +569,7 @@ static ssize_t usbtmc_read(struct file *filp, char __user *buf, remaining -= actual; /* Terminate if end-of-message bit received from device */ - if ((buffer[8] & 0x01) && (actual >= n_characters)) + if ((buffer[8] & 0x01) && (actual >= n_characters)) remaining = 0; dev_dbg(dev, "Bulk-IN header: remaining(%zu), buf(%p), buffer(%p) done(%zu)\n", remaining,buf,buffer,done); @@ -650,12 +650,12 @@ static ssize_t usbtmc_write(struct file *filp, const char __user *buf, /* Setup IO buffer for DEV_DEP_MSG_OUT message */ buffer[0] = 1; buffer[1] = data->bTag; - buffer[2] = ~(data->bTag); + buffer[2] = ~data->bTag; buffer[3] = 0; /* Reserved */ - buffer[4] = this_part & 255; - buffer[5] = (this_part >> 8) & 255; - buffer[6] = (this_part >> 16) & 255; - buffer[7] = (this_part >> 24) & 255; + buffer[4] = this_part >> 0; + buffer[5] = this_part >> 8; + buffer[6] = this_part >> 16; + buffer[7] = this_part >> 24; /* buffer[8] is set above... */ buffer[9] = 0; /* Reserved */ buffer[10] = 0; /* Reserved */ |