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yaml
---
r: 281044
b: refs/heads/master
c: 77121d5
h: refs/heads/master
v: v3
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Kevin McKinney authored and Greg Kroah-Hartman committed Nov 27, 2011
1 parent e44a0a7 commit 96effb5
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Showing 2 changed files with 39 additions and 42 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 51935d2259a476162bbf5c35ff81f3a01057ed6f
refs/heads/master: 77121d52a4de5e06c0b37d7e2fb9f6060904ecca
79 changes: 38 additions & 41 deletions trunk/drivers/staging/bcm/Bcmchar.c
Original file line number Diff line number Diff line change
Expand Up @@ -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);
"Invalid way to download buffer. Use Start and then call this!!!\n");
Status = -EINVAL;
break;
}

if (IoBuffer.InputLength > sizeof(FIRMWARE_INFO))
return -EINVAL;
/* Copy Ioctl Buffer structure */
if (copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER)))
return -EFAULT;

psFwInfo = kmalloc(sizeof(*psFwInfo), GFP_KERNEL);
if (!psFwInfo)
return -ENOMEM;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
"Length for FW DLD is : %lx\n", IoBuffer.InputLength);

if (copy_from_user(psFwInfo, IoBuffer.InputBuffer, IoBuffer.InputLength))
return -EFAULT;
if (IoBuffer.InputLength > sizeof(FIRMWARE_INFO))
return -EINVAL;

if (!psFwInfo->pvMappedFirmwareAddress ||
(psFwInfo->u32FirmwareLength == 0)) {
psFwInfo = kmalloc(sizeof(*psFwInfo), GFP_KERNEL);
if (!psFwInfo)
return -ENOMEM;

BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Something else is wrong %lu\n",
psFwInfo->u32FirmwareLength);
Status = -EINVAL;
break;
}
if (copy_from_user(psFwInfo, IoBuffer.InputBuffer, IoBuffer.InputLength))
return -EFAULT;

Status = bcm_ioctl_fw_download(Adapter, psFwInfo);
if (!psFwInfo->pvMappedFirmwareAddress ||
(psFwInfo->u32FirmwareLength == 0)) {

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");
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Something else is wrong %lu\n",
psFwInfo->u32FirmwareLength);
Status = -EINVAL;
break;
}

/* up(&Adapter->fw_download_sema); */
Status = bcm_ioctl_fw_download(Adapter, psFwInfo);

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);
}
}
break;
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); */

} while (0);
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);
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