From 41c7b7c0fa2f68afb1154e88597ff6b9b97334cf Mon Sep 17 00:00:00 2001 From: Kevin McKinney Date: Sun, 6 Nov 2011 09:40:11 -0500 Subject: Staging: bcm: Fix information leak in ioctl: IOCTL_BCM_REGISTER_READ_PRIVATE, IOCTL_BCM_EEPROM_REGISTER_READ This patch fixes an information leak in ioctl IOCTL_BCM_REGISTER_READ_PRIVATE and IOCTL_BCM_EEPROM_REGISTER_READ when determining the number of bytes to copy to user space. Function, usb_control_msg, returns the correct number of bytes from the hardware. Instead of using this value, we were using a value derived from user space. In this case, this value could be more than the hardware allocated. Therefore, this patch copies the proper number of bytes from the hardware, and uses this value as the maximum number of bytes for user space. Signed-off-by: Kevin McKinney Reviewed-by: Dan Carpenter Signed-off-by: Greg Kroah-Hartman diff --git a/drivers/staging/bcm/Bcmchar.c b/drivers/staging/bcm/Bcmchar.c index 2fa658e..e110d0e 100644 --- a/drivers/staging/bcm/Bcmchar.c +++ b/drivers/staging/bcm/Bcmchar.c @@ -161,6 +161,7 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) INT Status = STATUS_FAILURE; int timeout = 0; IOCTL_BUFFER IoBuffer; + int bytes; BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Parameters Passed to control IOCTL cmd=0x%X arg=0x%lX", cmd, arg); @@ -230,11 +231,14 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) if (!temp_buff) return -ENOMEM; - Status = rdmalt(Adapter, (UINT)sRdmBuffer.Register, + bytes = rdmalt(Adapter, (UINT)sRdmBuffer.Register, (PUINT)temp_buff, Bufflen); - if (Status == STATUS_SUCCESS) { - if (copy_to_user(IoBuffer.OutputBuffer, temp_buff, IoBuffer.OutputLength)) + if (bytes > 0) { + Status = STATUS_SUCCESS; + if (copy_to_user(IoBuffer.OutputBuffer, temp_buff, bytes)) Status = -EFAULT; + } else { + Status = bytes; } kfree(temp_buff); @@ -318,11 +322,15 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) } uiTempVar = sRdmBuffer.Register & EEPROM_REJECT_MASK; - Status = rdmaltWithLock(Adapter, (UINT)sRdmBuffer.Register, (PUINT)temp_buff, IoBuffer.OutputLength); + bytes = rdmaltWithLock(Adapter, (UINT)sRdmBuffer.Register, (PUINT)temp_buff, IoBuffer.OutputLength); - if (Status == STATUS_SUCCESS) - if (copy_to_user(IoBuffer.OutputBuffer, temp_buff, IoBuffer.OutputLength)) + if (bytes > 0) { + Status = STATUS_SUCCESS; + if (copy_to_user(IoBuffer.OutputBuffer, temp_buff, bytes)) Status = -EFAULT; + } else { + Status = bytes; + } kfree(temp_buff); break; @@ -437,12 +445,14 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) } } - Status = rdmaltWithLock(Adapter, (UINT)GPIO_MODE_REGISTER, (PUINT)ucResetValue, sizeof(UINT)); - - if (STATUS_SUCCESS != Status) { + bytes = rdmaltWithLock(Adapter, (UINT)GPIO_MODE_REGISTER, (PUINT)ucResetValue, sizeof(UINT)); + if (bytes < 0) { + Status = bytes; BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "GPIO_MODE_REGISTER read failed"); break; + } else { + Status = STATUS_SUCCESS; } /* Set the gpio mode register to output */ @@ -519,12 +529,15 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) uiBit = gpio_info.uiGpioNumber; /* Set the gpio output register */ - Status = rdmaltWithLock(Adapter, (UINT)GPIO_PIN_STATE_REGISTER, + bytes = rdmaltWithLock(Adapter, (UINT)GPIO_PIN_STATE_REGISTER, (PUINT)ucRead, sizeof(UINT)); - if (Status != STATUS_SUCCESS) { + if (bytes < 0) { + Status = bytes; BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "RDM Failed\n"); return Status; + } else { + Status = STATUS_SUCCESS; } } break; @@ -590,11 +603,14 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) } if (pgpio_multi_info[WIMAX_IDX].uiGPIOMask) { - Status = rdmaltWithLock(Adapter, (UINT)GPIO_PIN_STATE_REGISTER, (PUINT)ucResetValue, sizeof(UINT)); + bytes = rdmaltWithLock(Adapter, (UINT)GPIO_PIN_STATE_REGISTER, (PUINT)ucResetValue, sizeof(UINT)); - if (Status != STATUS_SUCCESS) { + if (bytes < 0) { + Status = bytes; BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "RDM to GPIO_PIN_STATE_REGISTER Failed."); return Status; + } else { + Status = STATUS_SUCCESS; } pgpio_multi_info[WIMAX_IDX].uiGPIOValue = (*(UINT *)ucResetValue & @@ -629,11 +645,14 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) if (copy_from_user(&gpio_multi_mode, IoBuffer.InputBuffer, IoBuffer.InputLength)) return -EFAULT; - Status = rdmaltWithLock(Adapter, (UINT)GPIO_MODE_REGISTER, (PUINT)ucResetValue, sizeof(UINT)); + bytes = rdmaltWithLock(Adapter, (UINT)GPIO_MODE_REGISTER, (PUINT)ucResetValue, sizeof(UINT)); - if (STATUS_SUCCESS != Status) { + if (bytes < 0) { + Status = bytes; BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Read of GPIO_MODE_REGISTER failed"); return Status; + } else { + Status = STATUS_SUCCESS; } /* Validating the request */ diff --git a/drivers/staging/bcm/InterfaceDld.c b/drivers/staging/bcm/InterfaceDld.c index bcd86bb..65c352f 100644 --- a/drivers/staging/bcm/InterfaceDld.c +++ b/drivers/staging/bcm/InterfaceDld.c @@ -62,6 +62,7 @@ int InterfaceFileReadbackFromChip(PVOID arg, struct file *flp, unsigned int on_c static int fw_down; INT Status = STATUS_SUCCESS; PS_INTERFACE_ADAPTER psIntfAdapter = (PS_INTERFACE_ADAPTER)arg; + int bytes; buff = kmalloc(MAX_TRANSFER_CTRL_BYTE_USB, GFP_DMA); buff_readback = kmalloc(MAX_TRANSFER_CTRL_BYTE_USB , GFP_DMA); @@ -94,8 +95,9 @@ int InterfaceFileReadbackFromChip(PVOID arg, struct file *flp, unsigned int on_c break; } - Status = InterfaceRDM(psIntfAdapter, on_chip_loc, buff_readback, len); - if (Status) { + bytes = InterfaceRDM(psIntfAdapter, on_chip_loc, buff_readback, len); + if (bytes < 0) { + Status = bytes; BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_INITEXIT, MP_INIT, DBG_LVL_ALL, "RDM of len %d Failed! %d", len, reg); goto exit; } @@ -302,6 +304,7 @@ static INT buffRdbkVerify(PMINI_ADAPTER Adapter, PUCHAR mappedbuffer, UINT u32Fi UINT len = u32FirmwareLength; INT retval = STATUS_SUCCESS; PUCHAR readbackbuff = kzalloc(MAX_TRANSFER_CTRL_BYTE_USB, GFP_KERNEL); + int bytes; if (NULL == readbackbuff) { BCM_DEBUG_PRINT(Adapter, DBG_TYPE_INITEXIT, MP_INIT, DBG_LVL_ALL, "MEMORY ALLOCATION FAILED"); @@ -310,9 +313,10 @@ static INT buffRdbkVerify(PMINI_ADAPTER Adapter, PUCHAR mappedbuffer, UINT u32Fi while (u32FirmwareLength && !retval) { len = MIN_VAL(u32FirmwareLength, MAX_TRANSFER_CTRL_BYTE_USB); - retval = rdm(Adapter, u32StartingAddress, readbackbuff, len); + bytes = rdm(Adapter, u32StartingAddress, readbackbuff, len); - if (retval) { + if (bytes < 0) { + retval = bytes; BCM_DEBUG_PRINT(Adapter, DBG_TYPE_INITEXIT, MP_INIT, DBG_LVL_ALL, "rdm failed with status %d", retval); break; } diff --git a/drivers/staging/bcm/InterfaceIdleMode.c b/drivers/staging/bcm/InterfaceIdleMode.c index 96fa4ea..faeb03e 100644 --- a/drivers/staging/bcm/InterfaceIdleMode.c +++ b/drivers/staging/bcm/InterfaceIdleMode.c @@ -46,6 +46,7 @@ int InterfaceIdleModeRespond(PMINI_ADAPTER Adapter, unsigned int* puiBuffer) { int status = STATUS_SUCCESS; unsigned int uiRegRead = 0; + int bytes; BCM_DEBUG_PRINT(Adapter,DBG_TYPE_OTHERS, IDLE_MODE, DBG_LVL_ALL,"SubType of Message :0x%X", ntohl(*puiBuffer)); @@ -77,16 +78,16 @@ int InterfaceIdleModeRespond(PMINI_ADAPTER Adapter, unsigned int* puiBuffer) else if(Adapter->ulPowerSaveMode != DEVICE_POWERSAVE_MODE_AS_PROTOCOL_IDLE_MODE) { //clear on read Register - status = rdmalt(Adapter, DEVICE_INT_OUT_EP_REG0, &uiRegRead, sizeof(uiRegRead)); - if(status) - { + bytes = rdmalt(Adapter, DEVICE_INT_OUT_EP_REG0, &uiRegRead, sizeof(uiRegRead)); + if (bytes < 0) { + status = bytes; BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "rdm failed while clearing H/W Abort Reg0"); return status; } //clear on read Register - status = rdmalt (Adapter, DEVICE_INT_OUT_EP_REG1, &uiRegRead, sizeof(uiRegRead)); - if(status) - { + bytes = rdmalt(Adapter, DEVICE_INT_OUT_EP_REG1, &uiRegRead, sizeof(uiRegRead)); + if (bytes < 0) { + status = bytes; BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "rdm failed while clearing H/W Abort Reg1"); return status; } @@ -117,9 +118,9 @@ int InterfaceIdleModeRespond(PMINI_ADAPTER Adapter, unsigned int* puiBuffer) Adapter->chip_id== BCS220_3) { - status = rdmalt(Adapter, HPM_CONFIG_MSW, &uiRegRead, sizeof(uiRegRead)); - if(status) - { + bytes = rdmalt(Adapter, HPM_CONFIG_MSW, &uiRegRead, sizeof(uiRegRead)); + if (bytes < 0) { + status = bytes; BCM_DEBUG_PRINT(Adapter,DBG_TYPE_OTHERS, IDLE_MODE, DBG_LVL_ALL, "rdm failed while Reading HPM_CONFIG_LDO145 Reg 0\n"); return status; } @@ -266,6 +267,8 @@ void InterfaceHandleShutdownModeWakeup(PMINI_ADAPTER Adapter) { unsigned int uiRegVal = 0; INT Status = 0; + int bytes; + if(Adapter->ulPowerSaveMode == DEVICE_POWERSAVE_MODE_AS_MANUAL_CLOCK_GATING) { // clear idlemode interrupt. @@ -282,16 +285,16 @@ void InterfaceHandleShutdownModeWakeup(PMINI_ADAPTER Adapter) { //clear Interrupt EP registers. - Status = rdmalt(Adapter,DEVICE_INT_OUT_EP_REG0, &uiRegVal, sizeof(uiRegVal)); - if(Status) - { + bytes = rdmalt(Adapter,DEVICE_INT_OUT_EP_REG0, &uiRegVal, sizeof(uiRegVal)); + if (bytes < 0) { + Status = bytes; BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0,"RDM of DEVICE_INT_OUT_EP_REG0 failed with Err :%d", Status); return; } - Status = rdmalt(Adapter,DEVICE_INT_OUT_EP_REG1, &uiRegVal, sizeof(uiRegVal)); - if(Status) - { + bytes = rdmalt(Adapter,DEVICE_INT_OUT_EP_REG1, &uiRegVal, sizeof(uiRegVal)); + if (bytes < 0) { + Status = bytes; BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0,"RDM of DEVICE_INT_OUT_EP_REG1 failed with Err :%d", Status); return; } diff --git a/drivers/staging/bcm/InterfaceInit.c b/drivers/staging/bcm/InterfaceInit.c index a09d351..8e3c586 100644 --- a/drivers/staging/bcm/InterfaceInit.c +++ b/drivers/staging/bcm/InterfaceInit.c @@ -68,7 +68,7 @@ static void InterfaceAdapterFree(PS_INTERFACE_ADAPTER psIntfAdapter) static void ConfigureEndPointTypesThroughEEPROM(PMINI_ADAPTER Adapter) { unsigned long ulReg = 0; - int ret; + int bytes; /* Program EP2 MAX_PKT_SIZE */ ulReg = ntohl(EP2_MPS_REG); @@ -94,8 +94,8 @@ static void ConfigureEndPointTypesThroughEEPROM(PMINI_ADAPTER Adapter) BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&ulReg, 0x140, 4, TRUE); /* Program TX EP as interrupt(Alternate Setting) */ - ret = rdmalt(Adapter, 0x0F0110F8, (u32 *)&ulReg, sizeof(u32)); - if (ret) { + bytes = rdmalt(Adapter, 0x0F0110F8, (u32 *)&ulReg, sizeof(u32)); + if (bytes < 0) { BCM_DEBUG_PRINT(Adapter, DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "reading of Tx EP failed\n"); return; @@ -430,6 +430,7 @@ static int InterfaceAdapterInit(PS_INTERFACE_ADAPTER psIntfAdapter) int usedIntOutForBulkTransfer = 0 ; BOOLEAN bBcm16 = FALSE; UINT uiData = 0; + int bytes; /* Store the usb dev into interface adapter */ psIntfAdapter->udev = usb_get_dev(interface_to_usbdev(psIntfAdapter->interface)); @@ -438,9 +439,10 @@ static int InterfaceAdapterInit(PS_INTERFACE_ADAPTER psIntfAdapter) psIntfAdapter->psAdapter->interface_rdm = BcmRDM; psIntfAdapter->psAdapter->interface_wrm = BcmWRM; - retval = rdmalt(psIntfAdapter->psAdapter, CHIP_ID_REG, + bytes = rdmalt(psIntfAdapter->psAdapter, CHIP_ID_REG, (u32 *)&(psIntfAdapter->psAdapter->chip_id), sizeof(u32)); - if (retval) { + if (bytes < 0) { + retval = bytes; BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_PRINTK, 0, 0, "CHIP ID Read Failed\n"); return retval; } diff --git a/drivers/staging/bcm/InterfaceMisc.c b/drivers/staging/bcm/InterfaceMisc.c index 61f878b..2218fae 100644 --- a/drivers/staging/bcm/InterfaceMisc.c +++ b/drivers/staging/bcm/InterfaceMisc.c @@ -5,7 +5,7 @@ INT InterfaceRDM(PS_INTERFACE_ADAPTER psIntfAdapter, PVOID buff, INT len) { - int retval = 0; + int bytes; USHORT usRetries = 0; if (psIntfAdapter == NULL) { @@ -30,7 +30,7 @@ INT InterfaceRDM(PS_INTERFACE_ADAPTER psIntfAdapter, psIntfAdapter->psAdapter->DeviceAccess = TRUE; do { - retval = usb_control_msg(psIntfAdapter->udev, + bytes = usb_control_msg(psIntfAdapter->udev, usb_rcvctrlpipe(psIntfAdapter->udev, 0), 0x02, 0xC2, @@ -41,22 +41,20 @@ INT InterfaceRDM(PS_INTERFACE_ADAPTER psIntfAdapter, 5000); usRetries++; - if (-ENODEV == retval) { + if (-ENODEV == bytes) { psIntfAdapter->psAdapter->device_removed = TRUE; break; } - } while ((retval < 0) && (usRetries < MAX_RDM_WRM_RETIRES)); + } while ((bytes < 0) && (usRetries < MAX_RDM_WRM_RETIRES)); - if (retval < 0) { - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_OTHERS, RDM, DBG_LVL_ALL, "RDM failed status :%d, retires :%d", retval, usRetries); - psIntfAdapter->psAdapter->DeviceAccess = FALSE; - return retval; - } else { - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_OTHERS, RDM, DBG_LVL_ALL, "RDM sent %d", retval); - psIntfAdapter->psAdapter->DeviceAccess = FALSE; - return STATUS_SUCCESS; - } + if (bytes < 0) + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_OTHERS, RDM, DBG_LVL_ALL, "RDM failed status :%d, retires :%d", bytes, usRetries); + else + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_OTHERS, RDM, DBG_LVL_ALL, "RDM sent %d", bytes); + + psIntfAdapter->psAdapter->DeviceAccess = FALSE; + return bytes; } INT InterfaceWRM(PS_INTERFACE_ADAPTER psIntfAdapter, diff --git a/drivers/staging/bcm/Misc.c b/drivers/staging/bcm/Misc.c index e9f29d5..c7725e1 100644 --- a/drivers/staging/bcm/Misc.c +++ b/drivers/staging/bcm/Misc.c @@ -814,6 +814,7 @@ int reset_card_proc(PMINI_ADAPTER ps_adapter) PMINI_ADAPTER Adapter = GET_BCM_ADAPTER(gblpnetdev); PS_INTERFACE_ADAPTER psIntfAdapter = NULL; unsigned int value = 0, uiResetValue = 0; + int bytes; psIntfAdapter = ((PS_INTERFACE_ADAPTER)(ps_adapter->pvInterfaceAdapter)); ps_adapter->bDDRInitDone = FALSE; @@ -848,8 +849,9 @@ int reset_card_proc(PMINI_ADAPTER ps_adapter) ps_adapter->chip_id == BCS250_BC || ps_adapter->chip_id == BCS220_3) { - retval = rdmalt(ps_adapter, HPM_CONFIG_LDO145, &value, sizeof(value)); - if (retval < 0) { + bytes = rdmalt(ps_adapter, HPM_CONFIG_LDO145, &value, sizeof(value)); + if (bytes < 0) { + retval = bytes; BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "read failed with status :%d", retval); goto err_exit; } @@ -862,8 +864,9 @@ int reset_card_proc(PMINI_ADAPTER ps_adapter) } } } else { - retval = rdmalt(ps_adapter, 0x0f007018, &value, sizeof(value)); - if (retval < 0) { + bytes = rdmalt(ps_adapter, 0x0f007018, &value, sizeof(value)); + if (bytes < 0) { + retval = bytes; BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "read failed with status :%d", retval); goto err_exit; } @@ -925,11 +928,16 @@ err_exit: int run_card_proc(PMINI_ADAPTER ps_adapter) { + int status = STATUS_SUCCESS; + int bytes; + unsigned int value = 0; { - if (rdmalt(ps_adapter, CLOCK_RESET_CNTRL_REG_1, &value, sizeof(value)) < 0) { + bytes = rdmalt(ps_adapter, CLOCK_RESET_CNTRL_REG_1, &value, sizeof(value)); + if (bytes < 0) { + status = bytes; BCM_DEBUG_PRINT(ps_adapter, DBG_TYPE_INITEXIT, MP_INIT, DBG_LVL_ALL, "%s:%d\n", __func__, __LINE__); - return STATUS_FAILURE; + return status; } if (ps_adapter->bFlashBoot) @@ -942,7 +950,7 @@ int run_card_proc(PMINI_ADAPTER ps_adapter) return STATUS_FAILURE; } } - return STATUS_SUCCESS; + return status; } int InitCardAndDownloadFirmware(PMINI_ADAPTER ps_adapter) @@ -1215,6 +1223,7 @@ static unsigned char *ReadMacAddrEEPROM(PMINI_ADAPTER Adapter, ulong dwAddress) int status = 0, i = 0; unsigned int temp = 0; unsigned char *pucmacaddr = kmalloc(MAC_ADDRESS_SIZE, GFP_KERNEL); + int bytes; if (!pucmacaddr) { BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "No Buffers to Read the EEPROM Address\n"); @@ -1231,8 +1240,9 @@ static unsigned char *ReadMacAddrEEPROM(PMINI_ADAPTER Adapter, ulong dwAddress) } for (i = 0; i < MAC_ADDRESS_SIZE; i++) { - status = rdmalt(Adapter, EEPROM_READ_DATA_Q_REG, &temp, sizeof(temp)); - if (status != STATUS_SUCCESS) { + bytes = rdmalt(Adapter, EEPROM_READ_DATA_Q_REG, &temp, sizeof(temp)); + if (bytes < 0) { + status = bytes; BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "rdm Failed..\n"); kfree(pucmacaddr); pucmacaddr = NULL; @@ -1574,11 +1584,13 @@ void update_per_sf_desc_cnts(PMINI_ADAPTER Adapter) { INT iIndex = 0; u32 uibuff[MAX_TARGET_DSX_BUFFERS]; + int bytes; if (!atomic_read(&Adapter->uiMBupdate)) return; - if (rdmaltWithLock(Adapter, TARGET_SFID_TXDESC_MAP_LOC, (PUINT)uibuff, sizeof(UINT) * MAX_TARGET_DSX_BUFFERS) < 0) { + bytes = rdmaltWithLock(Adapter, TARGET_SFID_TXDESC_MAP_LOC, (PUINT)uibuff, sizeof(UINT) * MAX_TARGET_DSX_BUFFERS); + if (bytes < 0) { BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "rdm failed\n"); return; } diff --git a/drivers/staging/bcm/nvm.c b/drivers/staging/bcm/nvm.c index 3de0daf..7d703cb 100644 --- a/drivers/staging/bcm/nvm.c +++ b/drivers/staging/bcm/nvm.c @@ -78,7 +78,7 @@ static UCHAR ReadEEPROMStatusRegister( PMINI_ADAPTER Adapter ) { value=0; uiStatus = 0 ; - rdmalt( Adapter, EEPROM_SPI_Q_STATUS1_REG,&uiStatus, sizeof(uiStatus)); + rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &uiStatus, sizeof(uiStatus)); if(Adapter->device_removed == TRUE) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0,"Modem has got removed hence exiting...."); @@ -93,7 +93,7 @@ static UCHAR ReadEEPROMStatusRegister( PMINI_ADAPTER Adapter ) wrmalt( Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value)); value =0; - rdmalt(Adapter, EEPROM_READ_DATAQ_REG,&value, sizeof(value)); + rdmalt(Adapter, EEPROM_READ_DATAQ_REG, &value, sizeof(value)); uiData = (UCHAR)value; break; @@ -102,8 +102,8 @@ static UCHAR ReadEEPROMStatusRegister( PMINI_ADAPTER Adapter ) dwRetries-- ; if ( dwRetries == 0 ) { - rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG,&value, sizeof(value)); - rdmalt(Adapter, EEPROM_SPI_Q_STATUS_REG,&value1, sizeof(value1)); + rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value)); + rdmalt(Adapter, EEPROM_SPI_Q_STATUS_REG, &value1, sizeof(value1)); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0,"0x3004 = %x 0x3008 = %x, retries = %d failed.\n",value,value1, MAX_EEPROM_RETRIES*RETRIES_PER_DELAY); return uiData; } @@ -158,7 +158,7 @@ INT ReadBeceemEEPROMBulk( PMINI_ADAPTER Adapter, { uiStatus = 0; - rdmalt( Adapter, EEPROM_SPI_Q_STATUS1_REG, &uiStatus, sizeof(uiStatus)); + rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &uiStatus, sizeof(uiStatus)); if(Adapter->device_removed == TRUE) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0,"Modem has got Removed.hence exiting from loop..."); @@ -202,8 +202,8 @@ INT ReadBeceemEEPROMBulk( PMINI_ADAPTER Adapter, { value=0; value1=0; - rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG,&value, sizeof(value)); - rdmalt(Adapter, EEPROM_SPI_Q_STATUS_REG,&value1, sizeof(value1)); + rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value)); + rdmalt(Adapter, EEPROM_SPI_Q_STATUS_REG, &value1, sizeof(value1)); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "dwNumWords %d 0x3004 = %x 0x3008 = %x retries = %d failed.\n", dwNumWords, value, value1, MAX_EEPROM_RETRIES*RETRIES_PER_DELAY); return STATUS_FAILURE; } @@ -217,22 +217,22 @@ INT ReadBeceemEEPROMBulk( PMINI_ADAPTER Adapter, pvalue = (PUCHAR)(pdwData + dwIndex); value =0; - rdmalt(Adapter, EEPROM_READ_DATAQ_REG,&value, sizeof(value)); + rdmalt(Adapter, EEPROM_READ_DATAQ_REG, &value, sizeof(value)); pvalue[0] = value; value = 0; - rdmalt(Adapter, EEPROM_READ_DATAQ_REG,&value, sizeof(value)); + rdmalt(Adapter, EEPROM_READ_DATAQ_REG, &value, sizeof(value)); pvalue[1] = value; value =0; - rdmalt(Adapter, EEPROM_READ_DATAQ_REG,&value, sizeof(value)); + rdmalt(Adapter, EEPROM_READ_DATAQ_REG, &value, sizeof(value)); pvalue[2] = value; value = 0; - rdmalt(Adapter, EEPROM_READ_DATAQ_REG,&value, sizeof(value)); + rdmalt(Adapter, EEPROM_READ_DATAQ_REG, &value, sizeof(value)); pvalue[3] = value; } @@ -445,6 +445,7 @@ static INT BeceemFlashBulkRead( UINT uiBytesToRead = uiNumBytes; INT Status = 0; UINT uiPartOffset = 0; + int bytes; if(Adapter->device_removed ) { @@ -469,9 +470,9 @@ static INT BeceemFlashBulkRead( uiBytesToRead = MAX_RW_SIZE - (uiOffset%MAX_RW_SIZE); uiBytesToRead = MIN(uiNumBytes,uiBytesToRead); - if(rdm(Adapter,uiPartOffset, (PCHAR)pBuffer+uiIndex,uiBytesToRead)) - { - Status = -1; + bytes = rdm(Adapter, uiPartOffset, (PCHAR)pBuffer+uiIndex, uiBytesToRead); + if (bytes < 0) { + Status = bytes; Adapter->SelectedChip = RESET_CHIP_SELECT; return Status; } @@ -488,9 +489,9 @@ static INT BeceemFlashBulkRead( uiBytesToRead = MIN(uiNumBytes,MAX_RW_SIZE); - if(rdm(Adapter,uiPartOffset, (PCHAR)pBuffer+uiIndex,uiBytesToRead)) - { - Status = -1; + bytes = rdm(Adapter, uiPartOffset, (PCHAR)pBuffer+uiIndex, uiBytesToRead); + if (bytes < 0) { + Status = bytes; break; } @@ -613,6 +614,7 @@ static INT FlashSectorErase(PMINI_ADAPTER Adapter, UINT iIndex = 0, iRetries = 0; UINT uiStatus = 0; UINT value; + int bytes; for(iIndex=0;iIndexdevice_removed == TRUE) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0,"Modem got removed hence exiting from loop...."); @@ -2500,7 +2511,7 @@ static ULONG BcmReadFlashRDID(PMINI_ADAPTER Adapter) // Read SPI READQ REG. The output will be WWXXYYZZ. // The ID is 3Bytes long and is WWXXYY. ZZ needs to be Ignored. // - rdmalt(Adapter, FLASH_SPI_READQ_REG,(PUINT)&ulRDID, sizeof(ulRDID)); + rdmalt(Adapter, FLASH_SPI_READQ_REG, (PUINT)&ulRDID, sizeof(ulRDID)); return (ulRDID >>8); @@ -4735,8 +4746,8 @@ static INT BcmDoChipSelect(PMINI_ADAPTER Adapter, UINT offset) Adapter->SelectedChip = ChipNum ; //bit[13..12] will select the appropriate chip - rdmalt(Adapter,FLASH_CONFIG_REG, &FlashConfig, 4); - rdmalt(Adapter,FLASH_GPIO_CONFIG_REG, &GPIOConfig, 4); + rdmalt(Adapter, FLASH_CONFIG_REG, &FlashConfig, 4); + rdmalt(Adapter, FLASH_GPIO_CONFIG_REG, &GPIOConfig, 4); { switch(ChipNum) -- cgit v0.10.2