On Tue, 9 Nov 2010, Greg KH wrote: > On Tue, Nov 09, 2010 at 12:09:51AM +0100, Jesper Juhl wrote: > > Hi, > > > > The [vk][cmz]alloc(_node) family of functions return void pointers which > > it's completely unnecessary/pointless to cast to other pointer types since > > that happens implicitly. > > > > This patch removes such casts from drivers/staging/bcm/ > > > > > > Signed-off-by: Jesper Juhl <[email protected]> > > --- > > CmHost.c | 2 +- > > InterfaceDld.c | 27 +++++++++++++-------------- > > Misc.c | 12 +++++------- > > 3 files changed, 19 insertions(+), 22 deletions(-) > > > > diff --git a/drivers/staging/bcm/CmHost.c b/drivers/staging/bcm/CmHost.c > > This driver just got a major overhaul, and this patch doesn't apply > anymore. > > Care to redo it against the next linux-next tree? >
Here's a patch against a copy of linux-next that I just cloned. Don't pointlessly cast pointers returned by allocation functions that return void pointers which are implicitly converted. For drivers/staging/bcm/ Signed-off-by: Jesper Juhl <[email protected]> --- CmHost.c | 2 +- InterfaceDld.c | 14 ++++++-------- Misc.c | 15 ++++++--------- 3 files changed, 13 insertions(+), 18 deletions(-) diff --git a/drivers/staging/bcm/CmHost.c b/drivers/staging/bcm/CmHost.c index 38b64e6..a685cad 100644 --- a/drivers/staging/bcm/CmHost.c +++ b/drivers/staging/bcm/CmHost.c @@ -1702,7 +1702,7 @@ ULONG StoreCmControlResponseMessage(PMINI_ADAPTER Adapter,PVOID pvBuffer,UINT *p } // For DSA_REQ, only upto "psfAuthorizedSet" parameter should be accessed by driver! - pstAddIndication=(stLocalSFAddIndication *)kmalloc(sizeof(*pstAddIndication), GFP_KERNEL); + pstAddIndication=kmalloc(sizeof(*pstAddIndication), GFP_KERNEL); if(NULL==pstAddIndication) return 0; diff --git a/drivers/staging/bcm/InterfaceDld.c b/drivers/staging/bcm/InterfaceDld.c index 1fc36a1..df64acb 100644 --- a/drivers/staging/bcm/InterfaceDld.c +++ b/drivers/staging/bcm/InterfaceDld.c @@ -5,15 +5,14 @@ int InterfaceFileDownload( PVOID arg, struct file *flp, unsigned int on_chip_loc) { - char *buff=NULL; // unsigned int reg=0; mm_segment_t oldfs={0}; int errno=0, len=0 /*,is_config_file = 0*/; loff_t pos=0; PS_INTERFACE_ADAPTER psIntfAdapter = (PS_INTERFACE_ADAPTER)arg; //PMINI_ADAPTER Adapter = psIntfAdapter->psAdapter; + char *buff=kmalloc(MAX_TRANSFER_CTRL_BYTE_USB, GFP_KERNEL); - buff=(PCHAR)kmalloc(MAX_TRANSFER_CTRL_BYTE_USB, GFP_KERNEL); if(!buff) { return -ENOMEM; @@ -56,7 +55,7 @@ int InterfaceFileReadbackFromChip( PVOID arg, struct file *flp, unsigned int on_chip_loc) { - char *buff=NULL, *buff_readback=NULL; + char *buff, *buff_readback; unsigned int reg=0; mm_segment_t oldfs={0}; int errno=0, len=0, is_config_file = 0; @@ -65,8 +64,8 @@ int InterfaceFileReadbackFromChip( PVOID arg, INT Status = STATUS_SUCCESS; PS_INTERFACE_ADAPTER psIntfAdapter = (PS_INTERFACE_ADAPTER)arg; - buff=(PCHAR)kmalloc(MAX_TRANSFER_CTRL_BYTE_USB, GFP_DMA); - buff_readback=(PCHAR)kmalloc(MAX_TRANSFER_CTRL_BYTE_USB , GFP_DMA); + buff=kmalloc(MAX_TRANSFER_CTRL_BYTE_USB, GFP_DMA); + buff_readback=kmalloc(MAX_TRANSFER_CTRL_BYTE_USB , GFP_DMA); if(!buff || !buff_readback) { kfree(buff); @@ -287,7 +286,7 @@ int bcm_ioctl_fw_download(PMINI_ADAPTER Adapter, FIRMWARE_INFO *psFwInfo) else { - buff = (PUCHAR)kzalloc(psFwInfo->u32FirmwareLength,GFP_KERNEL); + buff = kzalloc(psFwInfo->u32FirmwareLength,GFP_KERNEL); if(buff==NULL) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, MP_INIT, DBG_LVL_ALL,"Failed in allocation memory"); @@ -345,11 +344,10 @@ static INT buffRdbkVerify(PMINI_ADAPTER Adapter, PUCHAR mappedbuffer, UINT u32FirmwareLength, ULONG u32StartingAddress) { - PUCHAR readbackbuff = NULL; UINT len = u32FirmwareLength; INT retval = STATUS_SUCCESS; + PUCHAR readbackbuff = kzalloc(MAX_TRANSFER_CTRL_BYTE_USB,GFP_KERNEL); - readbackbuff = (PUCHAR)kzalloc(MAX_TRANSFER_CTRL_BYTE_USB,GFP_KERNEL); if(NULL == readbackbuff) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, MP_INIT, DBG_LVL_ALL, "MEMORY ALLOCATION FAILED"); diff --git a/drivers/staging/bcm/Misc.c b/drivers/staging/bcm/Misc.c index 82d9f86..1bb6a1d 100644 --- a/drivers/staging/bcm/Misc.c +++ b/drivers/staging/bcm/Misc.c @@ -71,8 +71,7 @@ InitAdapter(PMINI_ADAPTER psAdapter) default_wimax_protocol_initialize(psAdapter); for (i=0;i<MAX_CNTRL_PKTS;i++) { - psAdapter->txctlpacket[i] = (char *)kmalloc(MAX_CNTL_PKT_SIZE, - GFP_KERNEL); + psAdapter->txctlpacket[i] = kmalloc(MAX_CNTL_PKT_SIZE, GFP_KERNEL); if(!psAdapter->txctlpacket[i]) { BCM_DEBUG_PRINT(psAdapter,DBG_TYPE_INITEXIT, MP_INIT, DBG_LVL_ALL, "No More Cntl pkts got, max got is %d", i); @@ -1228,11 +1227,11 @@ static int bcm_parse_target_params(PMINI_ADAPTER Adapter) { struct file *flp=NULL; mm_segment_t oldfs={0}; - char *buff = NULL; + char *buff; int len = 0; loff_t pos = 0; - buff=(PCHAR)kmalloc(BUFFER_1K, GFP_KERNEL); + buff=kmalloc(BUFFER_1K, GFP_KERNEL); if(!buff) { return -ENOMEM; @@ -1393,12 +1392,10 @@ static VOID doPowerAutoCorrection(PMINI_ADAPTER psAdapter) #if 0 static unsigned char *ReadMacAddrEEPROM(PMINI_ADAPTER Adapter, ulong dwAddress) { - unsigned char *pucmacaddr = NULL; - int status = 0, i=0; - unsigned int temp =0; + int status = 0, i = 0; + unsigned int temp = 0; + unsigned char *pucmacaddr = kmalloc(MAC_ADDRESS_SIZE, GFP_KERNEL); - - pucmacaddr = (unsigned char *)kmalloc(MAC_ADDRESS_SIZE, GFP_KERNEL); if(!pucmacaddr) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "No Buffers to Read the EEPROM Address\n"); -- Jesper Juhl <[email protected]> http://www.chaosbits.net/ Don't top-post http://www.catb.org/~esr/jargon/html/T/top-post.html Plain text mails only, please. _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
