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Staging: bcm: Remove unnecessary "do while" statement in, IOCTL_BCM_BUFFER_DOWNLOAD

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This patch removes a superfluous "do while"
statement in IOCTL_BCM_BUFFER_DOWNLOAD.

Signed-off-by: Kevin McKinney <klmckinney1@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kevin McKinney 2011-11-22 20:25:55 -05:00 committed by Greg Kroah-Hartman
parent 51935d2259
commit 77121d52a4
1 changed files with 46 additions and 49 deletions
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95
drivers/staging/bcm/Bcmchar.c
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@ -792,59 +792,56 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
case IOCTL_BCM_BUFFER_DOWNLOAD: {
FIRMWARE_INFO *psFwInfo = NULL;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Starting the firmware download PID =0x%x!!!!\n", current->pid);
do {
if (!down_trylock(&Adapter->fw_download_sema)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
"Invalid way to download buffer. Use Start and then call this!!!\n");
Status = -EINVAL;
break;
}
/* Copy Ioctl Buffer structure */
if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
return -EFAULT;
if (!down_trylock(&Adapter->fw_download_sema)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
"Length for FW DLD is : %lx\n", IoBuffer.InputLength);
if (IoBuffer.InputLength > sizeof(FIRMWARE_INFO))
return -EINVAL;
psFwInfo = kmalloc(sizeof(*psFwInfo), GFP_KERNEL);
if (!psFwInfo)
return -ENOMEM;
if (copy_from_user(psFwInfo, IoBuffer.InputBuffer, IoBuffer.InputLength))
return -EFAULT;
if (!psFwInfo->pvMappedFirmwareAddress ||
(psFwInfo->u32FirmwareLength == 0)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Something else is wrong %lu\n",
psFwInfo->u32FirmwareLength);
Status = -EINVAL;
break;
}
Status = bcm_ioctl_fw_download(Adapter, psFwInfo);
if (Status != STATUS_SUCCESS) {
if (psFwInfo->u32StartingAddress == CONFIG_BEGIN_ADDR)
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "IOCTL: Configuration File Upload Failed\n");
else
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "IOCTL: Firmware File Upload Failed\n");
/* up(&Adapter->fw_download_sema); */
if (Adapter->LEDInfo.led_thread_running & BCM_LED_THREAD_RUNNING_ACTIVELY) {
Adapter->DriverState = DRIVER_INIT;
Adapter->LEDInfo.bLedInitDone = FALSE;
wake_up(&Adapter->LEDInfo.notify_led_event);
}
}
"Invalid way to download buffer. Use Start and then call this!!!\n");
Status = -EINVAL;
break;
}
} while (0);
/* Copy Ioctl Buffer structure */
if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
return -EFAULT;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
"Length for FW DLD is : %lx\n", IoBuffer.InputLength);
if (IoBuffer.InputLength > sizeof(FIRMWARE_INFO))
return -EINVAL;
psFwInfo = kmalloc(sizeof(*psFwInfo), GFP_KERNEL);
if (!psFwInfo)
return -ENOMEM;
if (copy_from_user(psFwInfo, IoBuffer.InputBuffer, IoBuffer.InputLength))
return -EFAULT;
if (!psFwInfo->pvMappedFirmwareAddress ||
(psFwInfo->u32FirmwareLength == 0)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Something else is wrong %lu\n",
psFwInfo->u32FirmwareLength);
Status = -EINVAL;
break;
}
Status = bcm_ioctl_fw_download(Adapter, psFwInfo);
if (Status != STATUS_SUCCESS) {
if (psFwInfo->u32StartingAddress == CONFIG_BEGIN_ADDR)
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "IOCTL: Configuration File Upload Failed\n");
else
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "IOCTL: Firmware File Upload Failed\n");
/* up(&Adapter->fw_download_sema); */
if (Adapter->LEDInfo.led_thread_running & BCM_LED_THREAD_RUNNING_ACTIVELY) {
Adapter->DriverState = DRIVER_INIT;
Adapter->LEDInfo.bLedInitDone = FALSE;
wake_up(&Adapter->LEDInfo.notify_led_event);
}
}
if (Status != STATUS_SUCCESS)
up(&Adapter->fw_download_sema);